11628034937 has 4 divisors (see below), whose sum is σ = 11632920996. Its totient is φ = 11623148880.

The previous prime is 11628034933. The next prime is 11628034939. The reversal of 11628034937 is 73943082611.

11628034937 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1627234921 + 10000800016 = 40339^2 + 100004^2 .

It is a cyclic number.

It is not a de Polignac number, because 11628034937 - 2² = 11628034933 is a prime.

It is a super-2 number, since 2×11628034937² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11628034933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2439458 + ... + 2444219.

It is an arithmetic number, because the mean of its divisors is an integer number (2908230249).

Almost surely, 2^11628034937 is an apocalyptic number.

It is an amenable number.

11628034937 is a deficient number, since it is larger than the sum of its proper divisors (4886059).

11628034937 is an equidigital number, since it uses as much as digits as its factorization.

11628034937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4886058.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 11628034937 in words is "eleven billion, six hundred twenty-eight million, thirty-four thousand, nine hundred thirty-seven".