102404127 has 16 divisors (see below), whose sum is σ = 156292352. Its totient is φ = 58423680.

The previous prime is 102404089. The next prime is 102404153. The reversal of 102404127 is 721404201.

It is a happy number.

It is not a de Polignac number, because 102404127 - 2¹² = 102400031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102402127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10983 + ... + 18039.

It is an arithmetic number, because the mean of its divisors is an integer number (9768272).

Almost surely, 2^102404127 is an apocalyptic number.

102404127 is a deficient number, since it is larger than the sum of its proper divisors (53888225).

102404127 is an equidigital number, since it uses as much as digits as its factorization.

102404127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7758.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 102404127 is about 10119.4924279827. The cubic root of 102404127 is about 467.8491231448.

Adding to 102404127 its reverse (721404201), we get a palindrome (823808328).

The spelling of 102404127 in words is "one hundred two million, four hundred four thousand, one hundred twenty-seven".