9251042501 has 2 divisors, whose sum is σ = 9251042502. Its totient is φ = 9251042500.

The previous prime is 9251042447. The next prime is 9251042509. The reversal of 9251042501 is 1052401529.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5881356100 + 3369686401 = 76690^2 + 58049^2 .

It is an emirp because it is prime and its reverse (1052401529) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9251042501 - 2¹⁰ = 9251041477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9251042509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4625521250 + 4625521251.

It is an arithmetic number, because the mean of its divisors is an integer number (4625521251).

Almost surely, 2^9251042501 is an apocalyptic number.

It is an amenable number.

9251042501 is a deficient number, since it is larger than the sum of its proper divisors (1).

9251042501 is an equidigital number, since it uses as much as digits as its factorization.

9251042501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 9251042501 is about 96182.3398602883. The cubic root of 9251042501 is about 2099.2470846616.

The spelling of 9251042501 in words is "nine billion, two hundred fifty-one million, forty-two thousand, five hundred one".