1201125434 has 8 divisors (see below), whose sum is σ = 1801910880. Its totient is φ = 600488476.

The previous prime is 1201125427. The next prime is 1201125437. The reversal of 1201125434 is 4345211021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1201125437) 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, 14024 + ... + 50979.

It is an arithmetic number, because the mean of its divisors is an integer number (225238860).

Almost surely, 2^1201125434 is an apocalyptic number.

1201125434 is a deficient number, since it is larger than the sum of its proper divisors (600785446).

1201125434 is an equidigital number, since it uses as much as digits as its factorization.

1201125434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74244.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1201125434 is about 34657.2565850213. The cubic root of 1201125434 is about 1062.9906742936.

Adding to 1201125434 its reverse (4345211021), we get a palindrome (5546336455).

The spelling of 1201125434 in words is "one billion, two hundred one million, one hundred twenty-five thousand, four hundred thirty-four".