312202001401487 has 2 divisors, whose sum is σ = 312202001401488. Its totient is φ = 312202001401486.

The previous prime is 312202001401391. The next prime is 312202001401513. The reversal of 312202001401487 is 784104100202213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312202001401487 - 2²⁰ = 312202000352911 is a prime.

It is a super-2 number, since 2×312202001401487² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312202001401687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156101000700743 + 156101000700744.

It is an arithmetic number, because the mean of its divisors is an integer number (156101000700744).

Almost surely, 2^{312202001401487} is an apocalyptic number.

312202001401487 is a deficient number, since it is larger than the sum of its proper divisors (1).

312202001401487 is an equidigital number, since it uses as much as digits as its factorization.

312202001401487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21504, while the sum is 35.

The spelling of 312202001401487 in words is "three hundred twelve trillion, two hundred two billion, one million, four hundred one thousand, four hundred eighty-seven".