1158896940431 has 8 divisors (see below), whose sum is σ = 1211494533504. Its totient is φ = 1106483578200.

The previous prime is 1158896940419. The next prime is 1158896940457. The reversal of 1158896940431 is 1340496988511.

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

It is a cyclic number.

It is not a de Polignac number, because 1158896940431 - 2¹⁰ = 1158896939407 is a prime.

It is a super-2 number, since 2×1158896940431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158896940631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46044845 + ... + 46070006.

It is an arithmetic number, because the mean of its divisors is an integer number (151436816688).

Almost surely, 2^{1158896940431} is an apocalyptic number.

1158896940431 is a deficient number, since it is larger than the sum of its proper divisors (52597593073).

1158896940431 is an equidigital number, since it uses as much as digits as its factorization.

1158896940431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92115421.

The product of its (nonzero) digits is 7464960, while the sum is 59.

The spelling of 1158896940431 in words is "one trillion, one hundred fifty-eight billion, eight hundred ninety-six million, nine hundred forty thousand, four hundred thirty-one".