1364689977 has 16 divisors (see below), whose sum is σ = 2201853312. Its totient is φ = 733950720.

The previous prime is 1364689933. The next prime is 1364689999. The reversal of 1364689977 is 7799864631.

It is not a de Polignac number, because 1364689977 - 2⁷ = 1364689849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1364689977.

It is not an unprimeable number, because it can be changed into a prime (1364679977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1910974 + ... + 1911687.

It is an arithmetic number, because the mean of its divisors is an integer number (137615832).

Almost surely, 2^1364689977 is an apocalyptic number.

1364689977 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1364689977 is a deficient number, since it is larger than the sum of its proper divisors (837163335).

1364689977 is a wasteful number, since it uses less digits than its factorization.

1364689977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3822688.

The product of its digits is 13716864, while the sum is 60.

The square root of 1364689977 is about 36941.7105315929. The cubic root of 1364689977 is about 1109.2037622224.

The spelling of 1364689977 in words is "one billion, three hundred sixty-four million, six hundred eighty-nine thousand, nine hundred seventy-seven".