1952256277 has 2 divisors, whose sum is σ = 1952256278. Its totient is φ = 1952256276.

The previous prime is 1952256269. The next prime is 1952256283. The reversal of 1952256277 is 7726522591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1885817476 + 66438801 = 43426^2 + 8151^2 .

It is a cyclic number.

It is not a de Polignac number, because 1952256277 - 2³ = 1952256269 is a prime.

It is a super-2 number, since 2×1952256277² = 7622609142171801458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1952256227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976128138 + 976128139.

It is an arithmetic number, because the mean of its divisors is an integer number (976128139).

Almost surely, 2^1952256277 is an apocalyptic number.

It is an amenable number.

1952256277 is a deficient number, since it is larger than the sum of its proper divisors (1).

1952256277 is an equidigital number, since it uses as much as digits as its factorization.

1952256277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 46.

The square root of 1952256277 is about 44184.3442522349. The cubic root of 1952256277 is about 1249.8146449428.

The spelling of 1952256277 in words is "one billion, nine hundred fifty-two million, two hundred fifty-six thousand, two hundred seventy-seven".