769114981 has 4 divisors (see below), whose sum is σ = 769190112. Its totient is φ = 769039852.

The previous prime is 769114979. The next prime is 769115029. The reversal of 769114981 is 189411967.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 189411967 = 977 ⋅193871.

It is a cyclic number.

It is not a de Polignac number, because 769114981 - 2¹ = 769114979 is a prime.

It is a super-2 number, since 2×769114981² = 1183075707997260722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769114961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19225 + ... + 43678.

It is an arithmetic number, because the mean of its divisors is an integer number (192297528).

Almost surely, 2^769114981 is an apocalyptic number.

It is an amenable number.

769114981 is a deficient number, since it is larger than the sum of its proper divisors (75131).

769114981 is a wasteful number, since it uses less digits than its factorization.

769114981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75130.

The product of its digits is 108864, while the sum is 46.

The square root of 769114981 is about 27732.9223306885. The cubic root of 769114981 is about 916.2143514970.

The spelling of 769114981 in words is "seven hundred sixty-nine million, one hundred fourteen thousand, nine hundred eighty-one".