4261157 has 4 divisors (see below), whose sum is σ = 4333440. Its totient is φ = 4188876.

The previous prime is 4261151. The next prime is 4261177. The reversal of 4261157 is 7511624.

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 4261157 - 2⁶ = 4261093 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 (4261151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36053 + ... + 36170.

It is an arithmetic number, because the mean of its divisors is an integer number (1083360).

Almost surely, 2^4261157 is an apocalyptic number.

It is an amenable number.

4261157 is a deficient number, since it is larger than the sum of its proper divisors (72283).

4261157 is an equidigital number, since it uses as much as digits as its factorization.

4261157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72282.

The product of its digits is 1680, while the sum is 26.

The square root of 4261157 is about 2064.2570091924. The cubic root of 4261157 is about 162.1222087560.

The spelling of 4261157 in words is "four million, two hundred sixty-one thousand, one hundred fifty-seven".