1389534295 has 16 divisors (see below), whose sum is σ = 1677348000. Its totient is φ = 1105043328.

The previous prime is 1389534269. The next prime is 1389534319. The reversal of 1389534295 is 5924359831.

It is a cyclic number.

It is not a de Polignac number, because 1389534295 - 2²³ = 1381145687 is a prime.

It is a super-2 number, since 2×1389534295² = 3861611113962294050, 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, 831721 + ... + 833389.

It is an arithmetic number, because the mean of its divisors is an integer number (104834250).

Almost surely, 2^1389534295 is an apocalyptic number.

1389534295 is a deficient number, since it is larger than the sum of its proper divisors (287813705).

1389534295 is a wasteful number, since it uses less digits than its factorization.

1389534295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562.

The product of its digits is 1166400, while the sum is 49.

The square root of 1389534295 is about 37276.4576509088. The cubic root of 1389534295 is about 1115.8943791542.

The spelling of 1389534295 in words is "one billion, three hundred eighty-nine million, five hundred thirty-four thousand, two hundred ninety-five".