1497894053 has 8 divisors (see below), whose sum is σ = 1546659840. Its totient is φ = 1449156240.

The previous prime is 1497894049. The next prime is 1497894059. The reversal of 1497894053 is 3504987941.

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

It is a cyclic number.

It is not a de Polignac number, because 1497894053 - 2² = 1497894049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1497893992 and 1497894010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497894059) 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, 193583 + ... + 201171.

It is an arithmetic number, because the mean of its divisors is an integer number (193332480).

Almost surely, 2^1497894053 is an apocalyptic number.

It is an amenable number.

1497894053 is a deficient number, since it is larger than the sum of its proper divisors (48765787).

1497894053 is an equidigital number, since it uses as much as digits as its factorization.

1497894053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13987.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 1497894053 is about 38702.6362538781. The cubic root of 1497894053 is about 1144.1782788670.

The spelling of 1497894053 in words is "one billion, four hundred ninety-seven million, eight hundred ninety-four thousand, fifty-three".