1411601381 has 2 divisors, whose sum is σ = 1411601382. Its totient is φ = 1411601380.

The previous prime is 1411601299. The next prime is 1411601383. The reversal of 1411601381 is 1831061141.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1293553156 + 118048225 = 35966^2 + 10865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1411601381 is a prime.

It is a super-2 number, since 2×1411601381² = 3985236917682214322, which contains 22 as substring.

Together with 1411601383, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1411601381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1411601383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705800690 + 705800691.

It is an arithmetic number, because the mean of its divisors is an integer number (705800691).

Almost surely, 2^1411601381 is an apocalyptic number.

It is an amenable number.

1411601381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1411601381 is an equidigital number, since it uses as much as digits as its factorization.

1411601381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 1411601381 is about 37571.2839945616. The cubic root of 1411601381 is about 1121.7705257895.

The spelling of 1411601381 in words is "one billion, four hundred eleven million, six hundred one thousand, three hundred eighty-one".