1137434438 has 8 divisors (see below), whose sum is σ = 1949887632. Its totient is φ = 487471896.

The previous prime is 1137434399. The next prime is 1137434447. The reversal of 1137434438 is 8344347311.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40622645 + ... + 40622672.

It is an arithmetic number, because the mean of its divisors is an integer number (243735954).

Almost surely, 2^1137434438 is an apocalyptic number.

1137434438 is a deficient number, since it is larger than the sum of its proper divisors (812453194).

1137434438 is an equidigital number, since it uses as much as digits as its factorization.

1137434438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81245326.

The product of its digits is 96768, while the sum is 38.

The square root of 1137434438 is about 33725.8719383206. The cubic root of 1137434438 is about 1043.8596836077.

The spelling of 1137434438 in words is "one billion, one hundred thirty-seven million, four hundred thirty-four thousand, four hundred thirty-eight".