1552255503 has 4 divisors (see below), whose sum is σ = 2069674008. Its totient is φ = 1034837000.

The previous prime is 1552255489. The next prime is 1552255513. The reversal of 1552255503 is 3055522551.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3055522551 = 3 ⋅1018507517.

It is a cyclic number.

It is not a de Polignac number, because 1552255503 - 2¹³ = 1552247311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552255513) 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, 258709248 + ... + 258709253.

It is an arithmetic number, because the mean of its divisors is an integer number (517418502).

Almost surely, 2^1552255503 is an apocalyptic number.

1552255503 is a deficient number, since it is larger than the sum of its proper divisors (517418505).

1552255503 is an equidigital number, since it uses as much as digits as its factorization.

1552255503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517418504.

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 1552255503 is about 39398.6738736217. The cubic root of 1552255503 is about 1157.8556060097.

The spelling of 1552255503 in words is "one billion, five hundred fifty-two million, two hundred fifty-five thousand, five hundred three".