1450551999 has 8 divisors (see below), whose sum is σ = 2082843952. Its totient is φ = 892647360.

The previous prime is 1450551923. The next prime is 1450552003. The reversal of 1450551999 is 9991550541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1450551999 - 2⁸ = 1450551743 is a prime.

It is a super-2 number, since 2×1450551999² = 4208202203605792002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450551199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18596782 + ... + 18596859.

It is an arithmetic number, because the mean of its divisors is an integer number (260355494).

Almost surely, 2^1450551999 is an apocalyptic number.

1450551999 is a deficient number, since it is larger than the sum of its proper divisors (632291953).

1450551999 is a wasteful number, since it uses less digits than its factorization.

1450551999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37193657.

The product of its (nonzero) digits is 364500, while the sum is 48.

The square root of 1450551999 is about 38086.1129415959. The cubic root of 1450551999 is about 1131.9948054946.

The spelling of 1450551999 in words is "one billion, four hundred fifty million, five hundred fifty-one thousand, nine hundred ninety-nine".