10515133541 has 4 divisors (see below), whose sum is σ = 11471054784. Its totient is φ = 9559212300.

The previous prime is 10515133523. The next prime is 10515133543. The reversal of 10515133541 is 14533151501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10515133541 - 2⁶ = 10515133477 is a prime.

It is a super-2 number, since 2×10515133541² (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 (10515133543) 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, 477960605 + ... + 477960626.

It is an arithmetic number, because the mean of its divisors is an integer number (2867763696).

Almost surely, 2^10515133541 is an apocalyptic number.

10515133541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10515133541 is a deficient number, since it is larger than the sum of its proper divisors (955921243).

10515133541 is an equidigital number, since it uses as much as digits as its factorization.

10515133541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955921242.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 10515133541 in words is "ten billion, five hundred fifteen million, one hundred thirty-three thousand, five hundred forty-one".