1338025515 has 16 divisors (see below), whose sum is σ = 2141703168. Its totient is φ = 713326176.

The previous prime is 1338025501. The next prime is 1338025523. The reversal of 1338025515 is 5155208331.

It is not a de Polignac number, because 1338025515 - 2⁴ = 1338025499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23622 + ... + 56868.

It is an arithmetic number, because the mean of its divisors is an integer number (133856448).

Almost surely, 2^1338025515 is an apocalyptic number.

1338025515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1338025515 is a deficient number, since it is larger than the sum of its proper divisors (803677653).

1338025515 is a wasteful number, since it uses less digits than its factorization.

1338025515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35938.

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 1338025515 is about 36579.0310833953. The cubic root of 1338025515 is about 1101.9320082710.

The spelling of 1338025515 in words is "one billion, three hundred thirty-eight million, twenty-five thousand, five hundred fifteen".