1453957 has 2 divisors, whose sum is σ = 1453958. Its totient is φ = 1453956.

The previous prime is 1453943. The next prime is 1453961. The reversal of 1453957 is 7593541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1147041 + 306916 = 1071^2 + 554^2 .

It is an emirp because it is prime and its reverse (7593541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1453957 - 2¹¹ = 1451909 is a prime.

It is a super-2 number, since 2×1453957² = 4227981915698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1453927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726978 + 726979.

It is an arithmetic number, because the mean of its divisors is an integer number (726979).

2^1453957 is an apocalyptic number.

It is an amenable number.

1453957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453957 is an equidigital number, since it uses as much as digits as its factorization.

1453957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 34.

The square root of 1453957 is about 1205.8013932651. The cubic root of 1453957 is about 113.2879855099.

The spelling of 1453957 in words is "one million, four hundred fifty-three thousand, nine hundred fifty-seven".