1401596219 has 2 divisors, whose sum is σ = 1401596220. Its totient is φ = 1401596218.

The previous prime is 1401596213. The next prime is 1401596221. The reversal of 1401596219 is 9126951041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401596219 is a prime.

It is a super-2 number, since 2×1401596219² = 3928943922230191922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1401596221, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1401596213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700798109 + 700798110.

It is an arithmetic number, because the mean of its divisors is an integer number (700798110).

Almost surely, 2^1401596219 is an apocalyptic number.

1401596219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401596219 is an equidigital number, since it uses as much as digits as its factorization.

1401596219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 1401596219 is about 37437.8981648276. The cubic root of 1401596219 is about 1119.1139407303.

The spelling of 1401596219 in words is "one billion, four hundred one million, five hundred ninety-six thousand, two hundred nineteen".