611200157 has 4 divisors (see below), whose sum is σ = 616912416. Its totient is φ = 605487900.

The previous prime is 611200153. The next prime is 611200171. The reversal of 611200157 is 751002116.

611200157 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 not a de Polignac number, because 611200157 - 2² = 611200153 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611200153) 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, 2855969 + ... + 2856182.

It is an arithmetic number, because the mean of its divisors is an integer number (154228104).

Almost surely, 2^611200157 is an apocalyptic number.

It is an amenable number.

611200157 is a deficient number, since it is larger than the sum of its proper divisors (5712259).

611200157 is a wasteful number, since it uses less digits than its factorization.

611200157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5712258.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 611200157 is about 24722.4625998301. The cubic root of 611200157 is about 848.6484435393.

The spelling of 611200157 in words is "six hundred eleven million, two hundred thousand, one hundred fifty-seven".