1514189897 has 16 divisors (see below), whose sum is σ = 1669248000. Its totient is φ = 1362099840.

The previous prime is 1514189893. The next prime is 1514189899. The reversal of 1514189897 is 7989814151.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1514189897 - 2² = 1514189893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1514189893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 524504 + ... + 527382.

It is an arithmetic number, because the mean of its divisors is an integer number (104328000).

Almost surely, 2^1514189897 is an apocalyptic number.

It is an amenable number.

1514189897 is a deficient number, since it is larger than the sum of its proper divisors (155058103).

1514189897 is a wasteful number, since it uses less digits than its factorization.

1514189897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3376.

The product of its digits is 725760, while the sum is 53.

The square root of 1514189897 is about 38912.5930387580. The cubic root of 1514189897 is about 1148.3125590620.

The spelling of 1514189897 in words is "one billion, five hundred fourteen million, one hundred eighty-nine thousand, eight hundred ninety-seven".