61013454 has 16 divisors (see below), whose sum is σ = 122202192. Its totient is φ = 20308608.

The previous prime is 61013437. The next prime is 61013489. The reversal of 61013454 is 45431016.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2539 + ... + 11334.

It is an arithmetic number, because the mean of its divisors is an integer number (7637637).

Almost surely, 2^61013454 is an apocalyptic number.

61013454 is an abundant number, since it is smaller than the sum of its proper divisors (61188738).

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

61013454 is a wasteful number, since it uses less digits than its factorization.

61013454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14611.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 61013454 is about 7811.1109325115. The cubic root of 61013454 is about 393.6786569659.

The spelling of 61013454 in words is "sixty-one million, thirteen thousand, four hundred fifty-four".