1552542525 has 24 divisors (see below), whose sum is σ = 2852079360. Its totient is φ = 828022320.

The previous prime is 1552542457. The next prime is 1552542539. The reversal of 1552542525 is 5252452551.

1552542525 is a `hidden beast` number, since 1 + 552 + 54 + 2 + 52 + 5 = 666.

It is not a de Polignac number, because 1552542525 - 2¹⁸ = 1552280381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1552542525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1149357 + ... + 1150706.

It is an arithmetic number, because the mean of its divisors is an integer number (118836640).

Almost surely, 2^1552542525 is an apocalyptic number.

1552542525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1552542525 is a deficient number, since it is larger than the sum of its proper divisors (1299536835).

1552542525 is a wasteful number, since it uses less digits than its factorization.

1552542525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300082 (or 2300071 counting only the distinct ones).

The product of its digits is 100000, while the sum is 36.

The square root of 1552542525 is about 39402.3162390233. The cubic root of 1552542525 is about 1157.9269665878.

The spelling of 1552542525 in words is "one billion, five hundred fifty-two million, five hundred forty-two thousand, five hundred twenty-five".