610199157 has 4 divisors (see below), whose sum is σ = 813598880. Its totient is φ = 406799436.

The previous prime is 610199141. The next prime is 610199171. The reversal of 610199157 is 751991016.

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 not a de Polignac number, because 610199157 - 2⁴ = 610199141 is a prime.

It is a super-2 number, since 2×610199157² = 744686022407021298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610199357) 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 3 ways as a sum of consecutive naturals, for example, 101699857 + ... + 101699862.

It is an arithmetic number, because the mean of its divisors is an integer number (203399720).

Almost surely, 2^610199157 is an apocalyptic number.

It is an amenable number.

610199157 is a deficient number, since it is larger than the sum of its proper divisors (203399723).

610199157 is a wasteful number, since it uses less digits than its factorization.

610199157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203399722.

The product of its (nonzero) digits is 17010, while the sum is 39.

The square root of 610199157 is about 24702.2095570417. The cubic root of 610199157 is about 848.1848958441.

The spelling of 610199157 in words is "six hundred ten million, one hundred ninety-nine thousand, one hundred fifty-seven".