1489954097 has 8 divisors (see below), whose sum is σ = 1546603392. Its totient is φ = 1434344400.

The previous prime is 1489954087. The next prime is 1489954111. The reversal of 1489954097 is 7904599841.

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 1489954097 - 2⁶ = 1489954033 is a prime.

It is a super-2 number, since 2×1489954097² = 4439926422334170818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1489954057) 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, 256979 + ... + 262712.

It is an arithmetic number, because the mean of its divisors is an integer number (193325424).

Almost surely, 2^1489954097 is an apocalyptic number.

It is an amenable number.

1489954097 is a deficient number, since it is larger than the sum of its proper divisors (56649295).

1489954097 is an equidigital number, since it uses as much as digits as its factorization.

1489954097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519799.

The product of its (nonzero) digits is 3265920, while the sum is 56.

The square root of 1489954097 is about 38599.9235361937. The cubic root of 1489954097 is about 1142.1530300294.

The spelling of 1489954097 in words is "one billion, four hundred eighty-nine million, nine hundred fifty-four thousand, ninety-seven".