1146553064431 has 4 divisors (see below), whose sum is σ = 1146579957864. Its totient is φ = 1146526171000.

The previous prime is 1146553064399. The next prime is 1146553064467. The reversal of 1146553064431 is 1344603556411.

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

It is a cyclic number.

It is not a de Polignac number, because 1146553064431 - 2⁵ = 1146553064399 is a prime.

It is a super-2 number, since 2×1146553064431² (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 (1146553044431) 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, 13382665 + ... + 13468066.

It is an arithmetic number, because the mean of its divisors is an integer number (286644989466).

Almost surely, 2^{1146553064431} is an apocalyptic number.

1146553064431 is a deficient number, since it is larger than the sum of its proper divisors (26893433).

1146553064431 is an equidigital number, since it uses as much as digits as its factorization.

1146553064431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26893432.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 1146553064431 in words is "one trillion, one hundred forty-six billion, five hundred fifty-three million, sixty-four thousand, four hundred thirty-one".