11401190537 has 4 divisors (see below), whose sum is σ = 12437662416. Its totient is φ = 10364718660.

The previous prime is 11401190531. The next prime is 11401190561. The reversal of 11401190537 is 73509110411.

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 11401190537 - 2⁶ = 11401190473 is a prime.

It is a super-4 number, since 4×11401190537⁴ (a number of 41 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11401190531) 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, 518235923 + ... + 518235944.

It is an arithmetic number, because the mean of its divisors is an integer number (3109415604).

Almost surely, 2^11401190537 is an apocalyptic number.

It is an amenable number.

11401190537 is a deficient number, since it is larger than the sum of its proper divisors (1036471879).

11401190537 is a wasteful number, since it uses less digits than its factorization.

11401190537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036471878.

The product of its (nonzero) digits is 3780, while the sum is 32.

The spelling of 11401190537 in words is "eleven billion, four hundred one million, one hundred ninety thousand, five hundred thirty-seven".