1934174157 has 16 divisors (see below), whose sum is σ = 2628982272. Its totient is φ = 1264578480.

The previous prime is 1934174131. The next prime is 1934174173. The reversal of 1934174157 is 7514714391.

It is not a de Polignac number, because 1934174157 - 2¹⁰ = 1934173133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1934174197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24432 + ... + 66822.

It is an arithmetic number, because the mean of its divisors is an integer number (164311392).

Almost surely, 2^1934174157 is an apocalyptic number.

It is an amenable number.

1934174157 is a deficient number, since it is larger than the sum of its proper divisors (694808115).

1934174157 is a wasteful number, since it uses less digits than its factorization.

1934174157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42688.

The product of its digits is 105840, while the sum is 42.

The square root of 1934174157 is about 43979.2468898684. The cubic root of 1934174157 is about 1245.9440068638.

The spelling of 1934174157 in words is "one billion, nine hundred thirty-four million, one hundred seventy-four thousand, one hundred fifty-seven".