11127940158731 has 64 divisors (see below), whose sum is σ = 12961692057600. Its totient is φ = 9457688822400.

The previous prime is 11127940158619. The next prime is 11127940158739. The reversal of 11127940158731 is 13785104972111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11127940158731 - 2⁴² = 6729893647627 is a prime.

It is a super-2 number, since 2×11127940158731² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11127940158731.

It is not an unprimeable number, because it can be changed into a prime (11127940158739) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4074674636 + ... + 4074677366.

It is an arithmetic number, because the mean of its divisors is an integer number (202526438400).

Almost surely, 2^{11127940158731} is an apocalyptic number.

11127940158731 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11127940158731 is a deficient number, since it is larger than the sum of its proper divisors (1833751898869).

11127940158731 is a wasteful number, since it uses less digits than its factorization.

11127940158731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5280.

The product of its (nonzero) digits is 423360, while the sum is 50.

The spelling of 11127940158731 in words is "eleven trillion, one hundred twenty-seven billion, nine hundred forty million, one hundred fifty-eight thousand, seven hundred thirty-one".