1124002155 has 32 divisors (see below), whose sum is σ = 1903714560. Its totient is φ = 565326720.

The previous prime is 1124002153. The next prime is 1124002181. The reversal of 1124002155 is 5512004211.

It is not a de Polignac number, because 1124002155 - 2¹ = 1124002153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1124002153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11341 + ... + 48750.

It is an arithmetic number, because the mean of its divisors is an integer number (59491080).

Almost surely, 2^1124002155 is an apocalyptic number.

1124002155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1124002155 is a deficient number, since it is larger than the sum of its proper divisors (779712405).

1124002155 is a wasteful number, since it uses less digits than its factorization.

1124002155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60171.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 1124002155 is about 33526.1413675955. The cubic root of 1124002155 is about 1039.7343240870.

Adding to 1124002155 its reverse (5512004211), we get a palindrome (6636006366).

The spelling of 1124002155 in words is "one billion, one hundred twenty-four million, two thousand, one hundred fifty-five".