102133454 has 8 divisors (see below), whose sum is σ = 153640200. Its totient is φ = 50920056.

The previous prime is 102133441. The next prime is 102133457. The reversal of 102133454 is 454331201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102133457) 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, 72464 + ... + 73859.

It is an arithmetic number, because the mean of its divisors is an integer number (19205025).

Almost surely, 2^102133454 is an apocalyptic number.

102133454 is a deficient number, since it is larger than the sum of its proper divisors (51506746).

102133454 is a wasteful number, since it uses less digits than its factorization.

102133454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146674.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 102133454 is about 10106.1097361942. The cubic root of 102133454 is about 467.4365555853.

Adding to 102133454 its reverse (454331201), we get a palindrome (556464655).

The spelling of 102133454 in words is "one hundred two million, one hundred thirty-three thousand, four hundred fifty-four".