1252469615 has 8 divisors (see below), whose sum is σ = 1503487248. Its totient is φ = 1001626560.

The previous prime is 1252469609. The next prime is 1252469639. The reversal of 1252469615 is 5169642521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1252469615 - 2¹⁶ = 1252404079 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 27302 + ... + 57011.

It is an arithmetic number, because the mean of its divisors is an integer number (187935906).

Almost surely, 2^1252469615 is an apocalyptic number.

1252469615 is a deficient number, since it is larger than the sum of its proper divisors (251017633).

1252469615 is an equidigital number, since it uses as much as digits as its factorization.

1252469615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87289.

The product of its digits is 129600, while the sum is 41.

The square root of 1252469615 is about 35390.2474560436. The cubic root of 1252469615 is about 1077.9262948955.

The spelling of 1252469615 in words is "one billion, two hundred fifty-two million, four hundred sixty-nine thousand, six hundred fifteen".