12901501 has 2 divisors, whose sum is σ = 12901502. Its totient is φ = 12901500.

The previous prime is 12901457. The next prime is 12901517. The reversal of 12901501 is 10510921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7284601 + 5616900 = 2699^2 + 2370^2 .

It is a cyclic number.

It is not a de Polignac number, because 12901501 - 2¹⁹ = 12377213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12901541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6450750 + 6450751.

It is an arithmetic number, because the mean of its divisors is an integer number (6450751).

Almost surely, 2^12901501 is an apocalyptic number.

It is an amenable number.

12901501 is a deficient number, since it is larger than the sum of its proper divisors (1).

12901501 is an equidigital number, since it uses as much as digits as its factorization.

12901501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 19.

The square root of 12901501 is about 3591.8659496145. The cubic root of 12901501 is about 234.5381058668.

The spelling of 12901501 in words is "twelve million, nine hundred one thousand, five hundred one".