1450437909 has 32 divisors (see below), whose sum is σ = 2117715840. Its totient is φ = 879470592.

The previous prime is 1450437893. The next prime is 1450437953. The reversal of 1450437909 is 9097340541.

It is not a de Polignac number, because 1450437909 - 2⁴ = 1450437893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450430909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177097 + ... + 185105.

It is an arithmetic number, because the mean of its divisors is an integer number (66178620).

Almost surely, 2^1450437909 is an apocalyptic number.

It is an amenable number.

1450437909 is a deficient number, since it is larger than the sum of its proper divisors (667277931).

1450437909 is a wasteful number, since it uses less digits than its factorization.

1450437909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8149.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 1450437909 is about 38084.6151221199. The cubic root of 1450437909 is about 1131.9651265233.

The spelling of 1450437909 in words is "one billion, four hundred fifty million, four hundred thirty-seven thousand, nine hundred nine".