1316951 has 2 divisors, whose sum is σ = 1316952. Its totient is φ = 1316950.

The previous prime is 1316923. The next prime is 1316963. The reversal of 1316951 is 1596131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1316951 - 2¹⁰ = 1315927 is a prime.

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 1316951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658475 + 658476.

It is an arithmetic number, because the mean of its divisors is an integer number (658476).

2^1316951 is an apocalyptic number.

1316951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316951 is an equidigital number, since it uses as much as digits as its factorization.

1316951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 26.

The square root of 1316951 is about 1147.5848552504. The cubic root of 1316951 is about 109.6116054541.

The spelling of 1316951 in words is "one million, three hundred sixteen thousand, nine hundred fifty-one".