1020554234 has 16 divisors (see below), whose sum is σ = 1852435008. Its totient is φ = 411652032.

The previous prime is 1020554231. The next prime is 1020554243. The reversal of 1020554234 is 4324550201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1020554231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2143784 + ... + 2144259.

It is an arithmetic number, because the mean of its divisors is an integer number (115777188).

Almost surely, 2^1020554234 is an apocalyptic number.

1020554234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1020554234 is a deficient number, since it is larger than the sum of its proper divisors (831880774).

1020554234 is a wasteful number, since it uses less digits than its factorization.

1020554234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4288069.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 1020554234 is about 31946.1145368259. The cubic root of 1020554234 is about 1006.8049982897.

The spelling of 1020554234 in words is "one billion, twenty million, five hundred fifty-four thousand, two hundred thirty-four".