769948541 has 2 divisors, whose sum is σ = 769948542. Its totient is φ = 769948540.

The previous prime is 769948537. The next prime is 769948601. The reversal of 769948541 is 145849967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 759222916 + 10725625 = 27554^2 + 3275^2 .

It is a cyclic number.

It is not a de Polignac number, because 769948541 - 2² = 769948537 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (769948741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384974270 + 384974271.

It is an arithmetic number, because the mean of its divisors is an integer number (384974271).

Almost surely, 2^769948541 is an apocalyptic number.

It is an amenable number.

769948541 is a deficient number, since it is larger than the sum of its proper divisors (1).

769948541 is an equidigital number, since it uses as much as digits as its factorization.

769948541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 53.

The square root of 769948541 is about 27747.9466087132. The cubic root of 769948541 is about 916.5452269905.

The spelling of 769948541 in words is "seven hundred sixty-nine million, nine hundred forty-eight thousand, five hundred forty-one".