901457 has 2 divisors, whose sum is σ = 901458. Its totient is φ = 901456.

The previous prime is 901451. The next prime is 901471. The reversal of 901457 is 754109.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 863041 + 38416 = 929^2 + 196^2 .

It is an emirp because it is prime and its reverse (754109) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 901457 - 2⁴ = 901441 is a prime.

It is not a weakly prime, because it can be changed into another prime (901451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450728 + 450729.

It is an arithmetic number, because the mean of its divisors is an integer number (450729).

2⁹⁰¹⁴⁵⁷ is an apocalyptic number.

It is an amenable number.

901457 is a deficient number, since it is larger than the sum of its proper divisors (1).

901457 is an equidigital number, since it uses as much as digits as its factorization.

901457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 901457 is about 949.4508939382. The cubic root of 901457 is about 96.6010110387.

The spelling of 901457 in words is "nine hundred one thousand, four hundred fifty-seven".