1253115452402 has 32 divisors (see below), whose sum is σ = 2100735000000. Its totient is φ = 555660601600.

The previous prime is 1253115452383. The next prime is 1253115452429. The reversal of 1253115452402 is 2042545113521.

It is a super-3 number, since 3×1253115452402³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12803849 + ... + 12901347.

It is an arithmetic number, because the mean of its divisors is an integer number (65647968750).

Almost surely, 2^{1253115452402} is an apocalyptic number.

1253115452402 is a deficient number, since it is larger than the sum of its proper divisors (847619547598).

1253115452402 is a wasteful number, since it uses less digits than its factorization.

1253115452402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111802.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 1253115452402 in words is "one trillion, two hundred fifty-three billion, one hundred fifteen million, four hundred fifty-two thousand, four hundred two".