1370431 has 2 divisors, whose sum is σ = 1370432. Its totient is φ = 1370430.

The previous prime is 1370407. The next prime is 1370449. The reversal of 1370431 is 1340731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1370431 - 2¹⁵ = 1337663 is a prime.

It is a super-2 number, since 2×1370431² = 3756162251522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1370399 and 1370408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1370461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685215 + 685216.

It is an arithmetic number, because the mean of its divisors is an integer number (685216).

2^1370431 is an apocalyptic number.

1370431 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370431 is an equidigital number, since it uses as much as digits as its factorization.

1370431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 1370431 is about 1170.6540906690. The cubic root of 1370431 is about 111.0756997896.

The spelling of 1370431 in words is "one million, three hundred seventy thousand, four hundred thirty-one".