1450915770 has 64 divisors (see below), whose sum is σ = 3512678400. Its totient is φ = 383542848.

The previous prime is 1450915747. The next prime is 1450915793. The reversal of 1450915770 is 775190541.

It is an interprime number because it is at equal distance from previous prime (1450915747) and next prime (1450915793).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2421931 + ... + 2422529.

It is an arithmetic number, because the mean of its divisors is an integer number (54885600).

Almost surely, 2^1450915770 is an apocalyptic number.

1450915770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1450915770 is an abundant number, since it is smaller than the sum of its proper divisors (2061762630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1450915770 is a wasteful number, since it uses less digits than its factorization.

1450915770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179.

The product of its (nonzero) digits is 44100, while the sum is 39.

The square root of 1450915770 is about 38090.8882805324. Note that the first 3 decimals coincide. The cubic root of 1450915770 is about 1132.0894252129.

The spelling of 1450915770 in words is "one billion, four hundred fifty million, nine hundred fifteen thousand, seven hundred seventy".