770213141 has 2 divisors, whose sum is σ = 770213142. Its totient is φ = 770213140.

The previous prime is 770213137. The next prime is 770213153. The reversal of 770213141 is 141312077.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 602898916 + 167314225 = 24554^2 + 12935^2 .

It is a cyclic number.

It is not a de Polignac number, because 770213141 - 2² = 770213137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 770213141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (770213161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385106570 + 385106571.

It is an arithmetic number, because the mean of its divisors is an integer number (385106571).

Almost surely, 2^770213141 is an apocalyptic number.

It is an amenable number.

770213141 is a deficient number, since it is larger than the sum of its proper divisors (1).

770213141 is an equidigital number, since it uses as much as digits as its factorization.

770213141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 770213141 is about 27752.7141195235. The cubic root of 770213141 is about 916.6502080718.

The spelling of 770213141 in words is "seven hundred seventy million, two hundred thirteen thousand, one hundred forty-one".