1252352542 has 32 divisors (see below), whose sum is σ = 2212964352. Its totient is φ = 520310304.

The previous prime is 1252352531. The next prime is 1252352551. The reversal of 1252352542 is 2452532521.

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, 142323 + ... + 150865.

It is an arithmetic number, because the mean of its divisors is an integer number (69155136).

Almost surely, 2^1252352542 is an apocalyptic number.

1252352542 is a deficient number, since it is larger than the sum of its proper divisors (960611810).

1252352542 is a wasteful number, since it uses less digits than its factorization.

1252352542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8872.

The product of its digits is 24000, while the sum is 31.

The square root of 1252352542 is about 35388.5933882657. The cubic root of 1252352542 is about 1077.8927079204.

The spelling of 1252352542 in words is "one billion, two hundred fifty-two million, three hundred fifty-two thousand, five hundred forty-two".