1503230513455 has 32 divisors (see below), whose sum is σ = 2127422108160. Its totient is φ = 1007726209920.

The previous prime is 1503230513377. The next prime is 1503230513479. The reversal of 1503230513455 is 5543150323051.

It is not a de Polignac number, because 1503230513455 - 2¹⁹ = 1503229989167 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19400499 + ... + 19477828.

It is an arithmetic number, because the mean of its divisors is an integer number (66481940880).

Almost surely, 2^{1503230513455} is an apocalyptic number.

1503230513455 is a deficient number, since it is larger than the sum of its proper divisors (624191594705).

1503230513455 is a wasteful number, since it uses less digits than its factorization.

1503230513455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38878399.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 1503230513455 in words is "one trillion, five hundred three billion, two hundred thirty million, five hundred thirteen thousand, four hundred fifty-five".