3612201251 has 8 divisors (see below), whose sum is σ = 3773650944. Its totient is φ = 3453559560.

The previous prime is 3612201247. The next prime is 3612201289. The reversal of 3612201251 is 1521022163.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3612201251 - 2² = 3612201247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3612201211) by changing a digit.

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, 699371 + ... + 704516.

It is an arithmetic number, because the mean of its divisors is an integer number (471706368).

Almost surely, 2^3612201251 is an apocalyptic number.

3612201251 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3612201251 is a deficient number, since it is larger than the sum of its proper divisors (161449693).

3612201251 is a wasteful number, since it uses less digits than its factorization.

3612201251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404001.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 3612201251 is about 60101.5910854280. The cubic root of 3612201251 is about 1534.3483815515.

The spelling of 3612201251 in words is "three billion, six hundred twelve million, two hundred one thousand, two hundred fifty-one".