3851487097 has 4 divisors (see below), whose sum is σ = 3897890640. Its totient is φ = 3805083556.

The previous prime is 3851487091. The next prime is 3851487121. The reversal of 3851487097 is 7907841583.

3851487097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3851487097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3851487091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23201647 + ... + 23201812.

It is an arithmetic number, because the mean of its divisors is an integer number (974472660).

Almost surely, 2^3851487097 is an apocalyptic number.

It is an amenable number.

3851487097 is a deficient number, since it is larger than the sum of its proper divisors (46403543).

3851487097 is an equidigital number, since it uses as much as digits as its factorization.

3851487097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46403542.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The square root of 3851487097 is about 62060.3504421301. The cubic root of 3851487097 is about 1567.5069764915.

The spelling of 3851487097 in words is "three billion, eight hundred fifty-one million, four hundred eighty-seven thousand, ninety-seven".