1492640503 has 2 divisors, whose sum is σ = 1492640504. Its totient is φ = 1492640502.

The previous prime is 1492640473. The next prime is 1492640509. The reversal of 1492640503 is 3050462941.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1492640503 - 2⁹ = 1492639991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1492640509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746320251 + 746320252.

It is an arithmetic number, because the mean of its divisors is an integer number (746320252).

Almost surely, 2^1492640503 is an apocalyptic number.

1492640503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1492640503 is an equidigital number, since it uses as much as digits as its factorization.

1492640503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 1492640503 is about 38634.7059390906. The cubic root of 1492640503 is about 1142.8390566550.

The spelling of 1492640503 in words is "one billion, four hundred ninety-two million, six hundred forty thousand, five hundred three".