1958922253 has 2 divisors, whose sum is σ = 1958922254. Its totient is φ = 1958922252.

The previous prime is 1958922239. The next prime is 1958922263. The reversal of 1958922253 is 3522298591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1115426404 + 843495849 = 33398^2 + 29043^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1958922253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1958922263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 979461126 + 979461127.

It is an arithmetic number, because the mean of its divisors is an integer number (979461127).

Almost surely, 2^1958922253 is an apocalyptic number.

It is an amenable number.

1958922253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1958922253 is an equidigital number, since it uses as much as digits as its factorization.

1958922253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 46.

The square root of 1958922253 is about 44259.7136570042. The cubic root of 1958922253 is about 1251.2355256853.

The spelling of 1958922253 in words is "one billion, nine hundred fifty-eight million, nine hundred twenty-two thousand, two hundred fifty-three".