1490351 has 2 divisors, whose sum is σ = 1490352. Its totient is φ = 1490350.

The previous prime is 1490347. The next prime is 1490353. The reversal of 1490351 is 1530941.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1490351 - 2² = 1490347 is a prime.

It is a super-2 number, since 2×1490351² = 4442292206402, which contains 22 as substring.

Together with 1490353, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745175 + 745176.

It is an arithmetic number, because the mean of its divisors is an integer number (745176).

2^1490351 is an apocalyptic number.

1490351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490351 is an equidigital number, since it uses as much as digits as its factorization.

1490351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1490351 is about 1220.7993283091. The cubic root of 1490351 is about 114.2254438907.

The spelling of 1490351 in words is "one million, four hundred ninety thousand, three hundred fifty-one".