363401399 has 2 divisors, whose sum is σ = 363401400. Its totient is φ = 363401398.

The previous prime is 363401351. The next prime is 363401419. The reversal of 363401399 is 993104363.

It is a strong prime.

It is an emirp because it is prime and its reverse (993104363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 363401399 - 2¹² = 363397303 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (363400399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181700699 + 181700700.

It is an arithmetic number, because the mean of its divisors is an integer number (181700700).

Almost surely, 2^363401399 is an apocalyptic number.

363401399 is a deficient number, since it is larger than the sum of its proper divisors (1).

363401399 is an equidigital number, since it uses as much as digits as its factorization.

363401399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 38.

The square root of 363401399 is about 19063.0899646411. The cubic root of 363401399 is about 713.6120884564.

The spelling of 363401399 in words is "three hundred sixty-three million, four hundred one thousand, three hundred ninety-nine".