1374402013 has 2 divisors, whose sum is σ = 1374402014. Its totient is φ = 1374402012.

The previous prime is 1374401981. The next prime is 1374402023. The reversal of 1374402013 is 3102044731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1364046489 + 10355524 = 36933^2 + 3218^2 .

It is a cyclic number.

It is not a de Polignac number, because 1374402013 - 2⁵ = 1374401981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1374402023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687201006 + 687201007.

It is an arithmetic number, because the mean of its divisors is an integer number (687201007).

Almost surely, 2^1374402013 is an apocalyptic number.

It is an amenable number.

1374402013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1374402013 is an equidigital number, since it uses as much as digits as its factorization.

1374402013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 1374402013 is about 37072.9283035479. The cubic root of 1374402013 is about 1111.8288205548.

Adding to 1374402013 its reverse (3102044731), we get a palindrome (4476446744).

The spelling of 1374402013 in words is "one billion, three hundred seventy-four million, four hundred two thousand, thirteen".