1457429 has 2 divisors, whose sum is σ = 1457430. Its totient is φ = 1457428.

The previous prime is 1457419. The next prime is 1457437. The reversal of 1457429 is 9247541.

1457429 = 696² + 697² + 698².

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 970225 + 487204 = 985^2 + 698^2 .

It is a cyclic number.

It is not a de Polignac number, because 1457429 - 2¹⁶ = 1391893 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1457395 and 1457404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1457419) 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, 728714 + 728715.

It is an arithmetic number, because the mean of its divisors is an integer number (728715).

2^1457429 is an apocalyptic number.

It is an amenable number.

1457429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1457429 is an equidigital number, since it uses as much as digits as its factorization.

1457429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The square root of 1457429 is about 1207.2402412113. The cubic root of 1457429 is about 113.3780897816.

The spelling of 1457429 in words is "one million, four hundred fifty-seven thousand, four hundred twenty-nine".