1501499 has 2 divisors, whose sum is σ = 1501500. Its totient is φ = 1501498.

The previous prime is 1501483. The next prime is 1501501. The reversal of 1501499 is 9941051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1501499 - 2⁴ = 1501483 is a prime.

Together with 1501501, 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 (1501429) 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, 750749 + 750750.

It is an arithmetic number, because the mean of its divisors is an integer number (750750).

2^1501499 is an apocalyptic number.

1501499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1501499 is an equidigital number, since it uses as much as digits as its factorization.

1501499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 1501499 is about 1225.3566827663. The cubic root of 1501499 is about 114.5095432636.

The spelling of 1501499 in words is "one million, five hundred one thousand, four hundred ninety-nine".