1452013257 has 8 divisors (see below), whose sum is σ = 1941868000. Its totient is φ = 965083680.

The previous prime is 1452013243. The next prime is 1452013271. The reversal of 1452013257 is 7523102541.

It is an interprime number because it is at equal distance from previous prime (1452013243) and next prime (1452013271).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1452013257 - 2⁸ = 1452013001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1452013217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730132 + ... + 732117.

It is an arithmetic number, because the mean of its divisors is an integer number (242733500).

Almost surely, 2^1452013257 is an apocalyptic number.

It is an amenable number.

1452013257 is a deficient number, since it is larger than the sum of its proper divisors (489854743).

1452013257 is a wasteful number, since it uses less digits than its factorization.

1452013257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462583.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 1452013257 is about 38105.2917191300. The cubic root of 1452013257 is about 1132.3747944756.

Adding to 1452013257 its reverse (7523102541), we get a palindrome (8975115798).

The spelling of 1452013257 in words is "one billion, four hundred fifty-two million, thirteen thousand, two hundred fifty-seven".