11534002451 has 4 divisors (see below), whose sum is σ = 11579954904. Its totient is φ = 11488050000.

The previous prime is 11534002433. The next prime is 11534002471. The reversal of 11534002451 is 15420043511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15420043511 = 17 ⋅907061383.

It is a cyclic number.

It is not a de Polignac number, because 11534002451 - 2²⁶ = 11466893587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11534002451.

It is not an unprimeable number, because it can be changed into a prime (11534002471) 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, 22975850 + ... + 22976351.

It is an arithmetic number, because the mean of its divisors is an integer number (2894988726).

Almost surely, 2^11534002451 is an apocalyptic number.

11534002451 is a deficient number, since it is larger than the sum of its proper divisors (45952453).

11534002451 is an equidigital number, since it uses as much as digits as its factorization.

11534002451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45952452.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 11534002451 its reverse (15420043511), we get a palindrome (26954045962).

The spelling of 11534002451 in words is "eleven billion, five hundred thirty-four million, two thousand, four hundred fifty-one".