1449530623 has 2 divisors, whose sum is σ = 1449530624. Its totient is φ = 1449530622.

The previous prime is 1449530597. The next prime is 1449530627. The reversal of 1449530623 is 3260359441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1449530623 - 2¹⁷ = 1449399551 is a prime.

It is a super-2 number, since 2×1449530623² = 4202278054029536258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1449530627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724765311 + 724765312.

It is an arithmetic number, because the mean of its divisors is an integer number (724765312).

Almost surely, 2^1449530623 is an apocalyptic number.

1449530623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1449530623 is an equidigital number, since it uses as much as digits as its factorization.

1449530623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 1449530623 is about 38072.7018085137. The cubic root of 1449530623 is about 1131.7290529160.

The spelling of 1449530623 in words is "one billion, four hundred forty-nine million, five hundred thirty thousand, six hundred twenty-three".