1494752005 has 16 divisors (see below), whose sum is σ = 1808208000. Its totient is φ = 1186164288.

The previous prime is 1494751987. The next prime is 1494752009. The reversal of 1494752005 is 5002574941.

It is a cyclic number.

It is not a de Polignac number, because 1494752005 - 2¹⁹ = 1494227717 is a prime.

It is a super-3 number, since 3×1494752005³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494752009) 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, 429904 + ... + 433366.

It is an arithmetic number, because the mean of its divisors is an integer number (113013000).

Almost surely, 2^1494752005 is an apocalyptic number.

It is an amenable number.

1494752005 is a deficient number, since it is larger than the sum of its proper divisors (313455995).

1494752005 is a wasteful number, since it uses less digits than its factorization.

1494752005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4140.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 1494752005 is about 38662.0227742936. The cubic root of 1494752005 is about 1143.3776927108.

The spelling of 1494752005 in words is "one billion, four hundred ninety-four million, seven hundred fifty-two thousand, five".