712542377 has 4 divisors (see below), whose sum is σ = 713178000. Its totient is φ = 711906756.

The previous prime is 712542367. The next prime is 712542401. The reversal of 712542377 is 773245217.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 712542377 - 2²⁸ = 444106921 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 712542377.

It is not an unprimeable number, because it can be changed into a prime (712542307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316127 + ... + 318372.

It is an arithmetic number, because the mean of its divisors is an integer number (178294500).

Almost surely, 2^712542377 is an apocalyptic number.

It is an amenable number.

712542377 is a deficient number, since it is larger than the sum of its proper divisors (635623).

712542377 is a wasteful number, since it uses less digits than its factorization.

712542377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635622.

The product of its digits is 82320, while the sum is 38.

The square root of 712542377 is about 26693.4894122144. The cubic root of 712542377 is about 893.1757008042.

The spelling of 712542377 in words is "seven hundred twelve million, five hundred forty-two thousand, three hundred seventy-seven".