1379693534 has 4 divisors (see below), whose sum is σ = 2069540304. Its totient is φ = 689846766.

The previous prime is 1379693527. The next prime is 1379693543. The reversal of 1379693534 is 4353969731.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1379693534² = 3807108495522818312, 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 as a sum of consecutive naturals, namely, 344923382 + ... + 344923385.

It is an arithmetic number, because the mean of its divisors is an integer number (517385076).

Almost surely, 2^1379693534 is an apocalyptic number.

1379693534 is a deficient number, since it is larger than the sum of its proper divisors (689846770).

1379693534 is an equidigital number, since it uses as much as digits as its factorization.

1379693534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689846769.

The product of its digits is 1837080, while the sum is 50.

The square root of 1379693534 is about 37144.2261192773. The cubic root of 1379693534 is about 1113.2538600288.

The spelling of 1379693534 in words is "one billion, three hundred seventy-nine million, six hundred ninety-three thousand, five hundred thirty-four".