1457129 has 8 divisors (see below), whose sum is σ = 1563840. Its totient is φ = 1353456.

The previous prime is 1457111. The next prime is 1457143. The reversal of 1457129 is 9217541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1457129 - 2¹² = 1453033 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284 + ... + 1730.

It is an arithmetic number, because the mean of its divisors is an integer number (195480).

2^1457129 is an apocalyptic number.

1457129 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1457129 is a deficient number, since it is larger than the sum of its proper divisors (106711).

1457129 is a wasteful number, since it uses less digits than its factorization.

1457129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519.

The product of its digits is 2520, while the sum is 29.

The square root of 1457129 is about 1207.1159844853. The cubic root of 1457129 is about 113.3703099261.

The spelling of 1457129 in words is "one million, four hundred fifty-seven thousand, one hundred twenty-nine".