11452469831 has 12 divisors (see below), whose sum is σ = 12590844000. Its totient is φ = 10409192640.

The previous prime is 11452469797. The next prime is 11452469857. The reversal of 11452469831 is 13896425411.

It is not a de Polignac number, because 11452469831 - 2⁶ = 11452469767 is a prime.

It is a super-2 number, since 2×11452469831² (a number of 21 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 (11452409831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1107935 + ... + 1118223.

It is an arithmetic number, because the mean of its divisors is an integer number (1049237000).

Almost surely, 2^11452469831 is an apocalyptic number.

11452469831 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11452469831 is a deficient number, since it is larger than the sum of its proper divisors (1138374169).

11452469831 is a wasteful number, since it uses less digits than its factorization.

11452469831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19510 (or 19499 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The spelling of 11452469831 in words is "eleven billion, four hundred fifty-two million, four hundred sixty-nine thousand, eight hundred thirty-one".