770143134 has 16 divisors (see below), whose sum is σ = 1548028800. Its totient is φ = 255423960.

The previous prime is 770143103. The next prime is 770143141. The reversal of 770143134 is 431341077.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321312 + ... + 323699.

It is an arithmetic number, because the mean of its divisors is an integer number (96751800).

Almost surely, 2^770143134 is an apocalyptic number.

770143134 is an abundant number, since it is smaller than the sum of its proper divisors (777885666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

770143134 is a wasteful number, since it uses less digits than its factorization.

770143134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645215.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 770143134 is about 27751.4528268341. The cubic root of 770143134 is about 916.6224348611.

The spelling of 770143134 in words is "seven hundred seventy million, one hundred forty-three thousand, one hundred thirty-four".