3721313351 has 4 divisors (see below), whose sum is σ = 4252929552. Its totient is φ = 3189697152.

The previous prime is 3721313339. The next prime is 3721313363. The reversal of 3721313351 is 1533131273.

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 (3721313339) and next prime (3721313363).

It is a cyclic number.

It is not a de Polignac number, because 3721313351 - 2⁶ = 3721313287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3721313371) 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, 265808090 + ... + 265808103.

It is an arithmetic number, because the mean of its divisors is an integer number (1063232388).

Almost surely, 2^3721313351 is an apocalyptic number.

3721313351 is a deficient number, since it is larger than the sum of its proper divisors (531616201).

3721313351 is an equidigital number, since it uses as much as digits as its factorization.

3721313351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531616200.

The product of its digits is 5670, while the sum is 29.

The square root of 3721313351 is about 61002.5683967487. The cubic root of 3721313351 is about 1549.6445041124.

The spelling of 3721313351 in words is "three billion, seven hundred twenty-one million, three hundred thirteen thousand, three hundred fifty-one".