2501147501 has 2 divisors, whose sum is σ = 2501147502. Its totient is φ = 2501147500.

The previous prime is 2501147461. The next prime is 2501147531. The reversal of 2501147501 is 1057411052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2155373476 + 345774025 = 46426^2 + 18595^2 .

It is a cyclic number.

It is not a de Polignac number, because 2501147501 - 2¹⁴ = 2501131117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2501147531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250573750 + 1250573751.

It is an arithmetic number, because the mean of its divisors is an integer number (1250573751).

Almost surely, 2^2501147501 is an apocalyptic number.

It is an amenable number.

2501147501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501147501 is an equidigital number, since it uses as much as digits as its factorization.

2501147501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 2501147501 is about 50011.4736935436. The cubic root of 2501147501 is about 1357.4164296632.

Adding to 2501147501 its reverse (1057411052), we get a palindrome (3558558553).

The spelling of 2501147501 in words is "two billion, five hundred one million, one hundred forty-seven thousand, five hundred one".