761223851 has 2 divisors, whose sum is σ = 761223852. Its totient is φ = 761223850.

The previous prime is 761223803. The next prime is 761223857. The reversal of 761223851 is 158322167.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 761223851 - 2²² = 757029547 is a prime.

It is not a weakly prime, because it can be changed into another prime (761223857) 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 as a sum of consecutive naturals, namely, 380611925 + 380611926.

It is an arithmetic number, because the mean of its divisors is an integer number (380611926).

Almost surely, 2^761223851 is an apocalyptic number.

761223851 is a deficient number, since it is larger than the sum of its proper divisors (1).

761223851 is an equidigital number, since it uses as much as digits as its factorization.

761223851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The square root of 761223851 is about 27590.2854461493. The cubic root of 761223851 is about 913.0701163846.

The spelling of 761223851 in words is "seven hundred sixty-one million, two hundred twenty-three thousand, eight hundred fifty-one".