1054401590 has 16 divisors (see below), whose sum is σ = 2070461520. Its totient is φ = 383418720.

The previous prime is 1054401589. The next prime is 1054401671. The reversal of 1054401590 is 951044501.

It is a super-2 number, since 2×1054401590² = 2223525425989056200, which contains 22 as substring.

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, 4792625 + ... + 4792844.

It is an arithmetic number, because the mean of its divisors is an integer number (129403845).

Almost surely, 2^1054401590 is an apocalyptic number.

1054401590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1054401590 is a deficient number, since it is larger than the sum of its proper divisors (1016059930).

1054401590 is a wasteful number, since it uses less digits than its factorization.

1054401590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9585487.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 1054401590 is about 32471.5504711432. The cubic root of 1054401590 is about 1017.8146181604.

The spelling of 1054401590 in words is "one billion, fifty-four million, four hundred one thousand, five hundred ninety".