1091424492293 has 2 divisors, whose sum is σ = 1091424492294. Its totient is φ = 1091424492292.

The previous prime is 1091424492283. The next prime is 1091424492299. The reversal of 1091424492293 is 3922944241901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1089733473409 + 1691018884 = 1043903^2 + 41122^2 .

It is a cyclic number.

It is not a de Polignac number, because 1091424492293 - 2²⁴ = 1091407715077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1091424492299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545712246146 + 545712246147.

It is an arithmetic number, because the mean of its divisors is an integer number (545712246147).

Almost surely, 2^{1091424492293} is an apocalyptic number.

It is an amenable number.

1091424492293 is a deficient number, since it is larger than the sum of its proper divisors (1).

1091424492293 is an equidigital number, since it uses as much as digits as its factorization.

1091424492293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 1091424492293 in words is "one trillion, ninety-one billion, four hundred twenty-four million, four hundred ninety-two thousand, two hundred ninety-three".