1454595139 has 2 divisors, whose sum is σ = 1454595140. Its totient is φ = 1454595138.

The previous prime is 1454595133. The next prime is 1454595143. The reversal of 1454595139 is 9315954541.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9315954541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1454595139 - 2²¹ = 1452497987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1454595133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727297569 + 727297570.

It is an arithmetic number, because the mean of its divisors is an integer number (727297570).

Almost surely, 2^1454595139 is an apocalyptic number.

1454595139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1454595139 is an equidigital number, since it uses as much as digits as its factorization.

1454595139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486000, while the sum is 46.

The square root of 1454595139 is about 38139.1549329557. The cubic root of 1454595139 is about 1133.0455704721.

The spelling of 1454595139 in words is "one billion, four hundred fifty-four million, five hundred ninety-five thousand, one hundred thirty-nine".