102727461 has 4 divisors (see below), whose sum is σ = 136969952. Its totient is φ = 68484972.

The previous prime is 102727451. The next prime is 102727489. The reversal of 102727461 is 164727201.

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 102727461 - 2⁷ = 102727333 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 (102727411) 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, 17121241 + ... + 17121246.

It is an arithmetic number, because the mean of its divisors is an integer number (34242488).

Almost surely, 2^102727461 is an apocalyptic number.

It is an amenable number.

102727461 is a deficient number, since it is larger than the sum of its proper divisors (34242491).

102727461 is an equidigital number, since it uses as much as digits as its factorization.

102727461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34242490.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 102727461 is about 10135.4556384999. The cubic root of 102727461 is about 468.3410063064.

The spelling of 102727461 in words is "one hundred two million, seven hundred twenty-seven thousand, four hundred sixty-one".