3126698401 has 4 divisors (see below), whose sum is σ = 3126944304. Its totient is φ = 3126452500.

The previous prime is 3126698389. The next prime is 3126698441. The reversal of 3126698401 is 1048966213.

3126698401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3126698401 - 2⁵ = 3126698369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3126698441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102775 + ... + 129676.

It is an arithmetic number, because the mean of its divisors is an integer number (781736076).

Almost surely, 2^3126698401 is an apocalyptic number.

It is an amenable number.

3126698401 is a deficient number, since it is larger than the sum of its proper divisors (245903).

3126698401 is a wasteful number, since it uses less digits than its factorization.

3126698401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245902.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 3126698401 is about 55916.8883343843. Note that the first 3 decimals coincide. The cubic root of 3126698401 is about 1462.2736827192.

The spelling of 3126698401 in words is "three billion, one hundred twenty-six million, six hundred ninety-eight thousand, four hundred one".