761388133 has 16 divisors (see below), whose sum is σ = 842571072. Its totient is φ = 682240000.

The previous prime is 761388101. The next prime is 761388137. The reversal of 761388133 is 331883167.

It is a cyclic number.

It is not a de Polignac number, because 761388133 - 2⁵ = 761388101 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 (761388137) 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, 584583 + ... + 585883.

It is an arithmetic number, because the mean of its divisors is an integer number (52660692).

Almost surely, 2^761388133 is an apocalyptic number.

It is an amenable number.

761388133 is a deficient number, since it is larger than the sum of its proper divisors (81182939).

761388133 is a wasteful number, since it uses less digits than its factorization.

761388133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036.

The product of its digits is 72576, while the sum is 40.

The square root of 761388133 is about 27593.2624566215. The cubic root of 761388133 is about 913.1357957925.

The spelling of 761388133 in words is "seven hundred sixty-one million, three hundred eighty-eight thousand, one hundred thirty-three".