1450919145 has 64 divisors (see below), whose sum is σ = 2655797760. Its totient is φ = 670076928.

The previous prime is 1450919137. The next prime is 1450919191. The reversal of 1450919145 is 5419190541.

It is not a de Polignac number, because 1450919145 - 2³ = 1450919137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1454787 + ... + 1455783.

It is an arithmetic number, because the mean of its divisors is an integer number (41496840).

Almost surely, 2^1450919145 is an apocalyptic number.

1450919145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1450919145 is a deficient number, since it is larger than the sum of its proper divisors (1204878615).

1450919145 is a wasteful number, since it uses less digits than its factorization.

1450919145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474.

The product of its (nonzero) digits is 32400, while the sum is 39.

The square root of 1450919145 is about 38090.9325824401. The cubic root of 1450919145 is about 1132.0903030030.

The spelling of 1450919145 in words is "one billion, four hundred fifty million, nine hundred nineteen thousand, one hundred forty-five".