1552563123 has 16 divisors (see below), whose sum is σ = 2084100480. Its totient is φ = 1028048256.

The previous prime is 1552563091. The next prime is 1552563139. The reversal of 1552563123 is 3213652551.

It is a happy number.

It is not a de Polignac number, because 1552563123 - 2⁵ = 1552563091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552563823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 872811 + ... + 874587.

It is an arithmetic number, because the mean of its divisors is an integer number (130256280).

Almost surely, 2^1552563123 is an apocalyptic number.

1552563123 is a deficient number, since it is larger than the sum of its proper divisors (531537357).

1552563123 is a wasteful number, since it uses less digits than its factorization.

1552563123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586.

The product of its digits is 27000, while the sum is 33.

The square root of 1552563123 is about 39402.5776187295. The cubic root of 1552563123 is about 1157.9320874082.

The spelling of 1552563123 in words is "one billion, five hundred fifty-two million, five hundred sixty-three thousand, one hundred twenty-three".