1252046279 has 8 divisors (see below), whose sum is σ = 1371835920. Its totient is φ = 1133251200.

The previous prime is 1252046251. The next prime is 1252046281. The reversal of 1252046279 is 9726402521.

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

It is a cyclic number.

It is not a de Polignac number, because 1252046279 - 2⁸ = 1252046023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252043279) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246002 + ... + 251039.

It is an arithmetic number, because the mean of its divisors is an integer number (171479490).

Almost surely, 2^1252046279 is an apocalyptic number.

1252046279 is a deficient number, since it is larger than the sum of its proper divisors (119789641).

1252046279 is a wasteful number, since it uses less digits than its factorization.

1252046279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497281.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 1252046279 is about 35384.2659808000. The cubic root of 1252046279 is about 1077.8048344829.

The spelling of 1252046279 in words is "one billion, two hundred fifty-two million, forty-six thousand, two hundred seventy-nine".