1497161446 has 8 divisors (see below), whose sum is σ = 2449900584. Its totient is φ = 680527920.

The previous prime is 1497161443. The next prime is 1497161447. The reversal of 1497161446 is 6441617941.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497161443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34026375 + ... + 34026418.

It is an arithmetic number, because the mean of its divisors is an integer number (306237573).

Almost surely, 2^1497161446 is an apocalyptic number.

1497161446 is a deficient number, since it is larger than the sum of its proper divisors (952739138).

1497161446 is a wasteful number, since it uses less digits than its factorization.

1497161446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68052806.

The product of its digits is 145152, while the sum is 43.

The square root of 1497161446 is about 38693.1705343462. The cubic root of 1497161446 is about 1143.9917125543.

The spelling of 1497161446 in words is "one billion, four hundred ninety-seven million, one hundred sixty-one thousand, four hundred forty-six".