2497121206 has 16 divisors (see below), whose sum is σ = 3782403504. Its totient is φ = 1236376224.

The previous prime is 2497121197. The next prime is 2497121213. The reversal of 2497121206 is 6021217942.

It is a super-2 number, since 2×2497121206² = 12471228634909788872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 76476 + ... + 104128.

It is an arithmetic number, because the mean of its divisors is an integer number (236400219).

Almost surely, 2^2497121206 is an apocalyptic number.

2497121206 is a deficient number, since it is larger than the sum of its proper divisors (1285282298).

2497121206 is a wasteful number, since it uses less digits than its factorization.

2497121206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28095.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 2497121206 is about 49971.2037677701. The cubic root of 2497121206 is about 1356.6876582652.

The spelling of 2497121206 in words is "two billion, four hundred ninety-seven million, one hundred twenty-one thousand, two hundred six".