1407503 has 2 divisors, whose sum is σ = 1407504. Its totient is φ = 1407502.

The previous prime is 1407499. The next prime is 1407533. The reversal of 1407503 is 3057041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1407503 - 2² = 1407499 is a prime.

It is equal to p₁₀₇₆₃₃ and since 1407503 and 107633 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1407533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703751 + 703752.

It is an arithmetic number, because the mean of its divisors is an integer number (703752).

2^1407503 is an apocalyptic number.

1407503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1407503 is an equidigital number, since it uses as much as digits as its factorization.

1407503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 1407503 is about 1186.3823161190. The cubic root of 1407503 is about 112.0683840460.

The spelling of 1407503 in words is "one million, four hundred seven thousand, five hundred three".