1371493 has 2 divisors, whose sum is σ = 1371494. Its totient is φ = 1371492.

The previous prime is 1371449. The next prime is 1371499. The reversal of 1371493 is 3941731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1361889 + 9604 = 1167^2 + 98^2 .

It is a cyclic number.

It is not a de Polignac number, because 1371493 - 2⁹ = 1370981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1371499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685746 + 685747.

It is an arithmetic number, because the mean of its divisors is an integer number (685747).

2^1371493 is an apocalyptic number.

It is an amenable number.

1371493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1371493 is an equidigital number, since it uses as much as digits as its factorization.

1371493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 28.

The square root of 1371493 is about 1171.1075953985. The cubic root of 1371493 is about 111.1043846669.

The spelling of 1371493 in words is "one million, three hundred seventy-one thousand, four hundred ninety-three".