1934855697 has 8 divisors (see below), whose sum is σ = 2731561056. Its totient is φ = 1214027072.

The previous prime is 1934855693. The next prime is 1934855743. The reversal of 1934855697 is 7965584391.

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 1934855697 - 2² = 1934855693 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1934855693) 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, 18969123 + ... + 18969224.

It is an arithmetic number, because the mean of its divisors is an integer number (341445132).

Almost surely, 2^1934855697 is an apocalyptic number.

1934855697 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1934855697 is a deficient number, since it is larger than the sum of its proper divisors (796705359).

1934855697 is a wasteful number, since it uses less digits than its factorization.

1934855697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37938367.

The product of its digits is 8164800, while the sum is 57.

The square root of 1934855697 is about 43986.9946347781. The cubic root of 1934855697 is about 1246.0903330458.

The spelling of 1934855697 in words is "one billion, nine hundred thirty-four million, eight hundred fifty-five thousand, six hundred ninety-seven".