1364577685 has 32 divisors (see below), whose sum is σ = 1735308288. Its totient is φ = 1028712960.

The previous prime is 1364577661. The next prime is 1364577689. The reversal of 1364577685 is 5867754631.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1364577685 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1364577689) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 938419 + ... + 939871.

It is an arithmetic number, because the mean of its divisors is an integer number (54228384).

Almost surely, 2^1364577685 is an apocalyptic number.

It is an amenable number.

1364577685 is a deficient number, since it is larger than the sum of its proper divisors (370730603).

1364577685 is a wasteful number, since it uses less digits than its factorization.

1364577685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645.

The product of its digits is 4233600, while the sum is 52.

The square root of 1364577685 is about 36940.1906465032. The cubic root of 1364577685 is about 1109.1733381878.

The spelling of 1364577685 in words is "one billion, three hundred sixty-four million, five hundred seventy-seven thousand, six hundred eighty-five".