1451429539 has 16 divisors (see below), whose sum is σ = 1724587200. Its totient is φ = 1220593920.

The previous prime is 1451429537. The next prime is 1451429557. The reversal of 1451429539 is 9359241541.

It is not a de Polignac number, because 1451429539 - 2¹ = 1451429537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1451429495 and 1451429504.

It is not an unprimeable number, because it can be changed into a prime (1451429537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21742 + ... + 58099.

It is an arithmetic number, because the mean of its divisors is an integer number (107786700).

Almost surely, 2^1451429539 is an apocalyptic number.

1451429539 is a deficient number, since it is larger than the sum of its proper divisors (273157661).

1451429539 is an frugal number, since it uses more digits than its factorization.

1451429539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79915 (or 79901 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The square root of 1451429539 is about 38097.6316717982. The cubic root of 1451429539 is about 1132.2230336611.

The spelling of 1451429539 in words is "one billion, four hundred fifty-one million, four hundred twenty-nine thousand, five hundred thirty-nine".