1054278834 has 32 divisors (see below), whose sum is σ = 2551533696. Its totient is φ = 283503360.

The previous prime is 1054278791. The next prime is 1054278881. The reversal of 1054278834 is 4388724501.

It is a super-2 number, since 2×1054278834² = 2223007719640799112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 737577 + ... + 739004.

It is an arithmetic number, because the mean of its divisors is an integer number (79735428).

Almost surely, 2^1054278834 is an apocalyptic number.

1054278834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1054278834 is an abundant number, since it is smaller than the sum of its proper divisors (1497254862).

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

1054278834 is a wasteful number, since it uses less digits than its factorization.

1054278834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476610.

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 1054278834 is about 32469.6602076462. The cubic root of 1054278834 is about 1017.7751178089.

The spelling of 1054278834 in words is "one billion, fifty-four million, two hundred seventy-eight thousand, eight hundred thirty-four".