761265133 has 4 divisors (see below), whose sum is σ = 761736960. Its totient is φ = 760793308.

The previous prime is 761265119. The next prime is 761265161. The reversal of 761265133 is 331562167.

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 761265133 - 2²⁵ = 727710701 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 (761266133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233485 + ... + 236722.

It is an arithmetic number, because the mean of its divisors is an integer number (190434240).

Almost surely, 2^761265133 is an apocalyptic number.

It is an amenable number.

761265133 is a deficient number, since it is larger than the sum of its proper divisors (471827).

761265133 is a wasteful number, since it uses less digits than its factorization.

761265133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471826.

The product of its digits is 22680, while the sum is 34.

The square root of 761265133 is about 27591.0335616482. The cubic root of 761265133 is about 913.0866216825.

The spelling of 761265133 in words is "seven hundred sixty-one million, two hundred sixty-five thousand, one hundred thirty-three".