1077155213 has 2 divisors, whose sum is σ = 1077155214. Its totient is φ = 1077155212.

The previous prime is 1077155119. The next prime is 1077155227. The reversal of 1077155213 is 3125517701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1070794729 + 6360484 = 32723^2 + 2522^2 .

It is a cyclic number.

It is not a de Polignac number, because 1077155213 - 2⁸ = 1077154957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1077155213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1077155713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538577606 + 538577607.

It is an arithmetic number, because the mean of its divisors is an integer number (538577607).

Almost surely, 2^1077155213 is an apocalyptic number.

It is an amenable number.

1077155213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077155213 is an equidigital number, since it uses as much as digits as its factorization.

1077155213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 1077155213 is about 32820.0428549385. The cubic root of 1077155213 is about 1025.0839393483.

The spelling of 1077155213 in words is "one billion, seventy-seven million, one hundred fifty-five thousand, two hundred thirteen".