15151423503 has 16 divisors (see below), whose sum is σ = 20347391232. Its totient is φ = 10028280000.

The previous prime is 15151423481. The next prime is 15151423543. The reversal of 15151423503 is 30532415151.

It is not a de Polignac number, because 15151423503 - 2⁶ = 15151423439 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15151423543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 866083 + ... + 883403.

It is an arithmetic number, because the mean of its divisors is an integer number (1271711952).

Almost surely, 2^15151423503 is an apocalyptic number.

15151423503 is a deficient number, since it is larger than the sum of its proper divisors (5195967729).

15151423503 is a wasteful number, since it uses less digits than its factorization.

15151423503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19406.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 15151423503 its reverse (30532415151), we get a palindrome (45683838654).

The spelling of 15151423503 in words is "fifteen billion, one hundred fifty-one million, four hundred twenty-three thousand, five hundred three".