1450531 has 2 divisors, whose sum is σ = 1450532. Its totient is φ = 1450530.

The previous prime is 1450513. The next prime is 1450543. The reversal of 1450531 is 1350541.

Together with previous prime (1450513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (1350541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1450531 - 2⁵ = 1450499 is a prime.

It is a super-2 number, since 2×1450531² = 4208080363922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1450499 and 1450508.

It is not a weakly prime, because it can be changed into another prime (1450571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725265 + 725266.

It is an arithmetic number, because the mean of its divisors is an integer number (725266).

2^1450531 is an apocalyptic number.

1450531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1450531 is an equidigital number, since it uses as much as digits as its factorization.

1450531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1450531 is about 1204.3799234461. The cubic root of 1450531 is about 113.1989343005.

The spelling of 1450531 in words is "one million, four hundred fifty thousand, five hundred thirty-one".