1015252501115 has 24 divisors (see below), whose sum is σ = 1287699571440. Its totient is φ = 767509792448.

The previous prime is 1015252501099. The next prime is 1015252501121. The reversal of 1015252501115 is 5111052525101.

It is not a de Polignac number, because 1015252501115 - 2⁴ = 1015252501099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1264517 + ... + 1905126.

It is an arithmetic number, because the mean of its divisors is an integer number (53654148810).

Almost surely, 2^{1015252501115} is an apocalyptic number.

1015252501115 is a deficient number, since it is larger than the sum of its proper divisors (272447070325).

1015252501115 is an equidigital number, since it uses as much as digits as its factorization.

1015252501115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169771 (or 3169724 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 29.

The spelling of 1015252501115 in words is "one trillion, fifteen billion, two hundred fifty-two million, five hundred one thousand, one hundred fifteen".