1607453897 has 8 divisors (see below), whose sum is σ = 1838170176. Its totient is φ = 1377007632.

The previous prime is 1607453857. The next prime is 1607453917. The reversal of 1607453897 is 7983547061.

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

It is not a de Polignac number, because 1607453897 - 2¹² = 1607449801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1607453857) 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, 54578 + ... + 78699.

It is an arithmetic number, because the mean of its divisors is an integer number (229771272).

Almost surely, 2^1607453897 is an apocalyptic number.

It is an amenable number.

1607453897 is a deficient number, since it is larger than the sum of its proper divisors (230716279).

1607453897 is a wasteful number, since it uses less digits than its factorization.

1607453897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135007.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The square root of 1607453897 is about 40093.0654477804. The cubic root of 1607453897 is about 1171.4205593281.

The spelling of 1607453897 in words is "one billion, six hundred seven million, four hundred fifty-three thousand, eight hundred ninety-seven".