1252537055 has 16 divisors (see below), whose sum is σ = 1873926144. Its totient is φ = 780802080.

The previous prime is 1252537049. The next prime is 1252537063. The reversal of 1252537055 is 5507352521.

It is a happy number.

It is not a de Polignac number, because 1252537055 - 2⁶ = 1252536991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1626287 + ... + 1627056.

It is an arithmetic number, because the mean of its divisors is an integer number (117120384).

Almost surely, 2^1252537055 is an apocalyptic number.

1252537055 is a deficient number, since it is larger than the sum of its proper divisors (621389089).

1252537055 is a wasteful number, since it uses less digits than its factorization.

1252537055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3253366.

The product of its (nonzero) digits is 52500, while the sum is 35.

The square root of 1252537055 is about 35391.2002480843. The cubic root of 1252537055 is about 1077.9456417506.

Adding to 1252537055 its reverse (5507352521), we get a palindrome (6759889576).

The spelling of 1252537055 in words is "one billion, two hundred fifty-two million, five hundred thirty-seven thousand, fifty-five".