1513667 has 2 divisors, whose sum is σ = 1513668. Its totient is φ = 1513666.

The previous prime is 1513661. The next prime is 1513669. The reversal of 1513667 is 7663151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1513667 - 2⁴ = 1513651 is a prime.

Together with 1513669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1513661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756833 + 756834.

It is an arithmetic number, because the mean of its divisors is an integer number (756834).

2^1513667 is an apocalyptic number.

1513667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513667 is an equidigital number, since it uses as much as digits as its factorization.

1513667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 29.

The square root of 1513667 is about 1230.3117491108. The cubic root of 1513667 is about 114.8180361129.

The spelling of 1513667 in words is "one million, five hundred thirteen thousand, six hundred sixty-seven".