102252461 has 2 divisors, whose sum is σ = 102252462. Its totient is φ = 102252460.

The previous prime is 102252421. The next prime is 102252481. The reversal of 102252461 is 164252201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83814025 + 18438436 = 9155^2 + 4294^2 .

It is a cyclic number.

It is not a de Polignac number, because 102252461 - 2¹⁰ = 102251437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102252421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51126230 + 51126231.

It is an arithmetic number, because the mean of its divisors is an integer number (51126231).

Almost surely, 2^102252461 is an apocalyptic number.

It is an amenable number.

102252461 is a deficient number, since it is larger than the sum of its proper divisors (1).

102252461 is an equidigital number, since it uses as much as digits as its factorization.

102252461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 102252461 is about 10111.9958959644. The cubic root of 102252461 is about 467.6180391501.

The spelling of 102252461 in words is "one hundred two million, two hundred fifty-two thousand, four hundred sixty-one".