1339397495 has 16 divisors (see below), whose sum is σ = 1698641280. Its totient is φ = 1011060000.

The previous prime is 1339397473. The next prime is 1339397531. The reversal of 1339397495 is 5947939331.

It is not a de Polignac number, because 1339397495 - 2¹⁴ = 1339381111 is a prime.

It is a super-2 number, since 2×1339397495² = 3587971299224550050, which contains 22 as substring.

It is a congruent number.

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, 4241 + ... + 51930.

It is an arithmetic number, because the mean of its divisors is an integer number (106165080).

Almost surely, 2^1339397495 is an apocalyptic number.

1339397495 is a deficient number, since it is larger than the sum of its proper divisors (359243785).

1339397495 is a wasteful number, since it uses less digits than its factorization.

1339397495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56446.

The product of its digits is 2755620, while the sum is 53.

The square root of 1339397495 is about 36597.7799190060. The cubic root of 1339397495 is about 1102.3085113652.

The spelling of 1339397495 in words is "one billion, three hundred thirty-nine million, three hundred ninety-seven thousand, four hundred ninety-five".