3121332007 has 2 divisors, whose sum is σ = 3121332008. Its totient is φ = 3121332006.

The previous prime is 3121331963. The next prime is 3121332017. The reversal of 3121332007 is 7002331213.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3121332007 - 2¹⁵ = 3121299239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3121332017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560666003 + 1560666004.

It is an arithmetic number, because the mean of its divisors is an integer number (1560666004).

Almost surely, 2^3121332007 is an apocalyptic number.

3121332007 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121332007 is an equidigital number, since it uses as much as digits as its factorization.

3121332007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 3121332007 is about 55868.8822780624. The cubic root of 3121332007 is about 1461.4366304064.

The spelling of 3121332007 in words is "three billion, one hundred twenty-one million, three hundred thirty-two thousand, seven".