1512493 has 2 divisors, whose sum is σ = 1512494. Its totient is φ = 1512492.

The previous prime is 1512481. The next prime is 1512517. The reversal of 1512493 is 3942151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1119364 + 393129 = 1058^2 + 627^2 .

It is a cyclic number.

It is not a de Polignac number, because 1512493 - 2¹⁷ = 1381421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1512293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756246 + 756247.

It is an arithmetic number, because the mean of its divisors is an integer number (756247).

2^1512493 is an apocalyptic number.

It is an amenable number.

1512493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1512493 is an equidigital number, since it uses as much as digits as its factorization.

1512493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080, while the sum is 25.

The square root of 1512493 is about 1229.8345417169. The cubic root of 1512493 is about 114.7883441488.

The spelling of 1512493 in words is "one million, five hundred twelve thousand, four hundred ninety-three".