1345699 has 2 divisors, whose sum is σ = 1345700. Its totient is φ = 1345698.

The previous prime is 1345693. The next prime is 1345711. The reversal of 1345699 is 9965431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1345699 - 2³ = 1345691 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1345691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672849 + 672850.

It is an arithmetic number, because the mean of its divisors is an integer number (672850).

2^1345699 is an apocalyptic number.

1345699 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345699 is an equidigital number, since it uses as much as digits as its factorization.

1345699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 37.

The square root of 1345699 is about 1160.0426716289. The cubic root of 1345699 is about 110.4034495789.

It can be divided in two parts, 134569 and 9, that multiplied together give a palindrome (1211121).

The spelling of 1345699 in words is "one million, three hundred forty-five thousand, six hundred ninety-nine".