1495631 has 2 divisors, whose sum is σ = 1495632. Its totient is φ = 1495630.

The previous prime is 1495601. The next prime is 1495633. The reversal of 1495631 is 1365941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1495631 - 2⁶ = 1495567 is a prime.

It is a super-2 number, since 2×1495631² = 4473824176322, which contains 22 as substring.

Together with 1495633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1495594 and 1495603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1495633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747815 + 747816.

It is an arithmetic number, because the mean of its divisors is an integer number (747816).

2^1495631 is an apocalyptic number.

1495631 is a deficient number, since it is larger than the sum of its proper divisors (1).

1495631 is an equidigital number, since it uses as much as digits as its factorization.

1495631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 29.

The square root of 1495631 is about 1222.9599339308. The cubic root of 1495631 is about 114.3601771428.

The spelling of 1495631 in words is "one million, four hundred ninety-five thousand, six hundred thirty-one".