1500701273 has 4 divisors (see below), whose sum is σ = 1500989568. Its totient is φ = 1500412980.

The previous prime is 1500701261. The next prime is 1500701303. The reversal of 1500701273 is 3721070051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3721070051 = 6563 ⋅566977.

It is a cyclic number.

It is not a de Polignac number, because 1500701273 - 2⁸ = 1500701017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1500701203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136193 + ... + 146798.

It is an arithmetic number, because the mean of its divisors is an integer number (375247392).

Almost surely, 2^1500701273 is an apocalyptic number.

It is an amenable number.

1500701273 is a deficient number, since it is larger than the sum of its proper divisors (288295).

1500701273 is an equidigital number, since it uses as much as digits as its factorization.

1500701273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288294.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 1500701273 is about 38738.8857996716. The cubic root of 1500701273 is about 1144.8926052473.

The spelling of 1500701273 in words is "one billion, five hundred million, seven hundred one thousand, two hundred seventy-three".