1457983 has 2 divisors, whose sum is σ = 1457984. Its totient is φ = 1457982.

The previous prime is 1457969. The next prime is 1457999. The reversal of 1457983 is 3897541.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1457983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1457933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 728991 + 728992.

It is an arithmetic number, because the mean of its divisors is an integer number (728992).

2^1457983 is an apocalyptic number.

1457983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1457983 is an equidigital number, since it uses as much as digits as its factorization.

1457983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 1457983 is about 1207.4696683561. The cubic root of 1457983 is about 113.3924537757.

It can be divided in two parts, 145 and 7983, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 1457983 in words is "one million, four hundred fifty-seven thousand, nine hundred eighty-three".