1120124401 has 4 divisors (see below), whose sum is σ = 1221953904. Its totient is φ = 1018294900.

The previous prime is 1120124399. The next prime is 1120124429. The reversal of 1120124401 is 1044210211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120124401 - 2¹ = 1120124399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120124701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50914735 + ... + 50914756.

It is an arithmetic number, because the mean of its divisors is an integer number (305488476).

Almost surely, 2^1120124401 is an apocalyptic number.

1120124401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1120124401 is a deficient number, since it is larger than the sum of its proper divisors (101829503).

1120124401 is a wasteful number, since it uses less digits than its factorization.

1120124401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101829502.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1120124401 is about 33468.2596051841. The cubic root of 1120124401 is about 1038.5372684383.

Adding to 1120124401 its reverse (1044210211), we get a palindrome (2164334612).

It can be divided in two parts, 1120 and 124401, that added together give a palindrome (125521).

The spelling of 1120124401 in words is "one billion, one hundred twenty million, one hundred twenty-four thousand, four hundred one".