1090679185157 has 2 divisors, whose sum is σ = 1090679185158. Its totient is φ = 1090679185156.

The previous prime is 1090679185093. The next prime is 1090679185181. The reversal of 1090679185157 is 7515819760901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1047048748516 + 43630436641 = 1023254^2 + 208879^2 .

It is a cyclic number.

It is not a de Polignac number, because 1090679185157 - 2⁶ = 1090679185093 is a prime.

It is a super-2 number, since 2×1090679185157² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1090679185096 and 1090679185105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1090679185187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545339592578 + 545339592579.

It is an arithmetic number, because the mean of its divisors is an integer number (545339592579).

Almost surely, 2^{1090679185157} is an apocalyptic number.

It is an amenable number.

1090679185157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090679185157 is an equidigital number, since it uses as much as digits as its factorization.

1090679185157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4762800, while the sum is 59.

The spelling of 1090679185157 in words is "one trillion, ninety billion, six hundred seventy-nine million, one hundred eighty-five thousand, one hundred fifty-seven".