2552321461 has 2 divisors, whose sum is σ = 2552321462. Its totient is φ = 2552321460.

The previous prime is 2552321353. The next prime is 2552321483. The reversal of 2552321461 is 1641232552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2552169361 + 152100 = 50519^2 + 390^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552321461 - 2²¹ = 2550224309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2552321861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276160730 + 1276160731.

It is an arithmetic number, because the mean of its divisors is an integer number (1276160731).

Almost surely, 2^2552321461 is an apocalyptic number.

It is an amenable number.

2552321461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552321461 is an equidigital number, since it uses as much as digits as its factorization.

2552321461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 2552321461 is about 50520.5053517876. The cubic root of 2552321461 is about 1366.6116670774.

The spelling of 2552321461 in words is "two billion, five hundred fifty-two million, three hundred twenty-one thousand, four hundred sixty-one".