3551642951 has 2 divisors, whose sum is σ = 3551642952. Its totient is φ = 3551642950.

The previous prime is 3551642947. The next prime is 3551642953. The reversal of 3551642951 is 1592461553.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3551642951 - 2² = 3551642947 is a prime.

It is a super-2 number, since 2×3551642951² = 25228335302775976802, which contains 22 as substring.

Together with 3551642953, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3551642899 and 3551642908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3551642953) 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 as a sum of consecutive naturals, namely, 1775821475 + 1775821476.

It is an arithmetic number, because the mean of its divisors is an integer number (1775821476).

Almost surely, 2^3551642951 is an apocalyptic number.

3551642951 is a deficient number, since it is larger than the sum of its proper divisors (1).

3551642951 is an equidigital number, since it uses as much as digits as its factorization.

3551642951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162000, while the sum is 41.

The square root of 3551642951 is about 59595.6621827462. The cubic root of 3551642951 is about 1525.7255994847.

The spelling of 3551642951 in words is "three billion, five hundred fifty-one million, six hundred forty-two thousand, nine hundred fifty-one".