15145364453 has 8 divisors (see below), whose sum is σ = 15532292160. Its totient is φ = 14759271520.

The previous prime is 15145364387. The next prime is 15145364467. The reversal of 15145364453 is 35446354151.

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 15145364453 - 2¹⁸ = 15145102309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

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 15145364453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15145364053) 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, 171863 + ... + 244596.

It is an arithmetic number, because the mean of its divisors is an integer number (1941536520).

Almost surely, 2^15145364453 is an apocalyptic number.

It is an amenable number.

15145364453 is a deficient number, since it is larger than the sum of its proper divisors (386927707).

15145364453 is an equidigital number, since it uses as much as digits as its factorization.

15145364453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417387.

The product of its digits is 432000, while the sum is 41.

The spelling of 15145364453 in words is "fifteen billion, one hundred forty-five million, three hundred sixty-four thousand, four hundred fifty-three".