102450134 has 4 divisors (see below), whose sum is σ = 153675204. Its totient is φ = 51225066.

The previous prime is 102450121. The next prime is 102450181. The reversal of 102450134 is 431054201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431054201 = 23 ⋅18741487.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25612532 + ... + 25612535.

It is an arithmetic number, because the mean of its divisors is an integer number (38418801).

Almost surely, 2^102450134 is an apocalyptic number.

102450134 is a deficient number, since it is larger than the sum of its proper divisors (51225070).

102450134 is an equidigital number, since it uses as much as digits as its factorization.

102450134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51225069.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 102450134 is about 10121.7653598569. The cubic root of 102450134 is about 467.9191760247.

The spelling of 102450134 in words is "one hundred two million, four hundred fifty thousand, one hundred thirty-four".