101042054 has 4 divisors (see below), whose sum is σ = 151563084. Its totient is φ = 50521026.

The previous prime is 101042041. The next prime is 101042063. The reversal of 101042054 is 450240101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 450240101 = 6173 ⋅72937.

It is a Curzon number.

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, 25260512 + ... + 25260515.

It is an arithmetic number, because the mean of its divisors is an integer number (37890771).

Almost surely, 2^101042054 is an apocalyptic number.

101042054 is a deficient number, since it is larger than the sum of its proper divisors (50521030).

101042054 is an equidigital number, since it uses as much as digits as its factorization.

101042054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50521029.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 101042054 is about 10051.9676680737. The cubic root of 101042054 is about 465.7655774148.

Adding to 101042054 its reverse (450240101), we get a palindrome (551282155).

The spelling of 101042054 in words is "one hundred one million, forty-two thousand, fifty-four".