1054381966 has 16 divisors (see below), whose sum is σ = 1726956288. Its totient is φ = 478819000.

The previous prime is 1054381957. The next prime is 1054382023. The reversal of 1054381966 is 6691834501.

It is a super-2 number, since 2×1054381966² = 2223442660452050312, 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, 2541 + ... + 45991.

It is an arithmetic number, because the mean of its divisors is an integer number (107934768).

Almost surely, 2^1054381966 is an apocalyptic number.

1054381966 is a deficient number, since it is larger than the sum of its proper divisors (672574322).

1054381966 is a wasteful number, since it uses less digits than its factorization.

1054381966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44567.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 1054381966 is about 32471.2482975324. The cubic root of 1054381966 is about 1017.8083037674.

The spelling of 1054381966 in words is "one billion, fifty-four million, three hundred eighty-one thousand, nine hundred sixty-six".