2501101 has 2 divisors, whose sum is σ = 2501102. Its totient is φ = 2501100.

The previous prime is 2501099. The next prime is 2501113. The reversal of 2501101 is 1011052.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1974025 + 527076 = 1405^2 + 726^2 .

It is a cyclic number.

It is not a de Polignac number, because 2501101 - 2¹ = 2501099 is a prime.

Together with 2501099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2501131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250550 + 1250551.

It is an arithmetic number, because the mean of its divisors is an integer number (1250551).

2^2501101 is an apocalyptic number.

It is an amenable number.

2501101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501101 is an equidigital number, since it uses as much as digits as its factorization.

2501101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 2501101 is about 1581.4869585299. The cubic root of 2501101 is about 135.7408017309.

Adding to 2501101 its reverse (1011052), we get a palindrome (3512153).

The spelling of 2501101 in words is "two million, five hundred one thousand, one hundred one".