1450120665 has 16 divisors (see below), whose sum is σ = 2651649408. Its totient is φ = 662912256.

The previous prime is 1450120601. The next prime is 1450120667. The reversal of 1450120665 is 5660210541.

It is not a de Polignac number, because 1450120665 - 2⁶ = 1450120601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1450120667) 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, 6905232 + ... + 6905441.

It is an arithmetic number, because the mean of its divisors is an integer number (165728088).

Almost surely, 2^1450120665 is an apocalyptic number.

1450120665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1450120665 is a deficient number, since it is larger than the sum of its proper divisors (1201528743).

1450120665 is a wasteful number, since it uses less digits than its factorization.

1450120665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13810688.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1450120665 is about 38080.4499054305. The cubic root of 1450120665 is about 1131.8825916035.

The spelling of 1450120665 in words is "one billion, four hundred fifty million, one hundred twenty thousand, six hundred sixty-five".