371666479 has 2 divisors, whose sum is σ = 371666480. Its totient is φ = 371666478.

The previous prime is 371666423. The next prime is 371666489. The reversal of 371666479 is 974666173.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 371666479 - 2⁹ = 371665967 is a prime.

It is a super-2 number, since 2×371666479² = 276271943224514882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (371666489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185833239 + 185833240.

It is an arithmetic number, because the mean of its divisors is an integer number (185833240).

Almost surely, 2^371666479 is an apocalyptic number.

371666479 is a deficient number, since it is larger than the sum of its proper divisors (1).

371666479 is an equidigital number, since it uses as much as digits as its factorization.

371666479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1143072, while the sum is 49.

The square root of 371666479 is about 19278.6534540149. The cubic root of 371666479 is about 718.9816357988.

The spelling of 371666479 in words is "three hundred seventy-one million, six hundred sixty-six thousand, four hundred seventy-nine".