1252015301355 has 64 divisors (see below), whose sum is σ = 2572703078400. Its totient is φ = 505352365056.

The previous prime is 1252015301297. The next prime is 1252015301399. The reversal of 1252015301355 is 5531035102521.

It is a happy number.

It is not a de Polignac number, because 1252015301355 - 2⁹ = 1252015300843 is a prime.

It is a super-4 number, since 4×1252015301355⁴ (a number of 49 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19908330 + ... + 19971119.

It is an arithmetic number, because the mean of its divisors is an integer number (40198485600).

Almost surely, 2^{1252015301355} is an apocalyptic number.

1252015301355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1252015301355 is an abundant number, since it is smaller than the sum of its proper divisors (1320687777045).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252015301355 is a wasteful number, since it uses less digits than its factorization.

1252015301355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39879500.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 1252015301355 in words is "one trillion, two hundred fifty-two billion, fifteen million, three hundred one thousand, three hundred fifty-five".