761123453 has 4 divisors (see below), whose sum is σ = 761274780. Its totient is φ = 760972128.

The previous prime is 761123449. The next prime is 761123471. The reversal of 761123453 is 354321167.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 704000089 + 57123364 = 26533^2 + 7558^2 .

It is a cyclic number.

It is not a de Polignac number, because 761123453 - 2² = 761123449 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 (761120453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67850 + ... + 78267.

It is an arithmetic number, because the mean of its divisors is an integer number (190318695).

Almost surely, 2^761123453 is an apocalyptic number.

It is an amenable number.

761123453 is a deficient number, since it is larger than the sum of its proper divisors (151327).

761123453 is a wasteful number, since it uses less digits than its factorization.

761123453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151326.

The product of its digits is 15120, while the sum is 32.

The square root of 761123453 is about 27588.4659414038. The cubic root of 761123453 is about 913.0299729394.

The spelling of 761123453 in words is "seven hundred sixty-one million, one hundred twenty-three thousand, four hundred fifty-three".