134120454 has 16 divisors (see below), whose sum is σ = 288874992. Its totient is φ = 41267808.

The previous prime is 134120443. The next prime is 134120461. The reversal of 134120454 is 454021431.

134120454 = 3206² + 3207² + ... + 3218².

It is a super-2 number, since 2×134120454² = 35976592362332232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859669 + ... + 859824.

It is an arithmetic number, because the mean of its divisors is an integer number (18054687).

Almost surely, 2^134120454 is an apocalyptic number.

134120454 is an abundant number, since it is smaller than the sum of its proper divisors (154754538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134120454 is a wasteful number, since it uses less digits than its factorization.

134120454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719511.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 134120454 is about 11581.0385544648. The cubic root of 134120454 is about 511.8762798193.

Adding to 134120454 its reverse (454021431), we get a palindrome (588141885).

The spelling of 134120454 in words is "one hundred thirty-four million, one hundred twenty thousand, four hundred fifty-four".