2521102 has 4 divisors (see below), whose sum is σ = 3781656. Its totient is φ = 1260550.

The previous prime is 2521093. The next prime is 2521111. The reversal of 2521102 is 2011252.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2521093) and next prime (2521111).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630274 + ... + 630277.

It is an arithmetic number, because the mean of its divisors is an integer number (945414).

2^2521102 is an apocalyptic number.

2521102 is a deficient number, since it is larger than the sum of its proper divisors (1260554).

2521102 is a wasteful number, since it uses less digits than its factorization.

2521102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260553.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 2521102 is about 1587.7978460749. The cubic root of 2521102 is about 136.1016756968.

Adding to 2521102 its reverse (2011252), we get a palindrome (4532354).

The spelling of 2521102 in words is "two million, five hundred twenty-one thousand, one hundred two".