2499142501 has 2 divisors, whose sum is σ = 2499142502. Its totient is φ = 2499142500.

The previous prime is 2499142453. The next prime is 2499142519. The reversal of 2499142501 is 1052419942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2495102401 + 4040100 = 49951^2 + 2010^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499142501 - 2²³ = 2490753893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2499142301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1249571250 + 1249571251.

It is an arithmetic number, because the mean of its divisors is an integer number (1249571251).

Almost surely, 2^2499142501 is an apocalyptic number.

It is an amenable number.

2499142501 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499142501 is an equidigital number, since it uses as much as digits as its factorization.

2499142501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 2499142501 is about 49991.4242745693. The cubic root of 2499142501 is about 1357.0536165264.

The spelling of 2499142501 in words is "two billion, four hundred ninety-nine million, one hundred forty-two thousand, five hundred one".