1054121254 has 8 divisors (see below), whose sum is σ = 1664402040. Its totient is φ = 499320576.

The previous prime is 1054121249. The next prime is 1054121281. The reversal of 1054121254 is 4521214501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1054121254² = 2222343236269065032, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

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 3 ways as a sum of consecutive naturals, for example, 13869979 + ... + 13870054.

It is an arithmetic number, because the mean of its divisors is an integer number (208050255).

Almost surely, 2^1054121254 is an apocalyptic number.

1054121254 is a deficient number, since it is larger than the sum of its proper divisors (610280786).

1054121254 is a wasteful number, since it uses less digits than its factorization.

1054121254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27740054.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1054121254 is about 32467.2335439902. The cubic root of 1054121254 is about 1017.7244073171.

Adding to 1054121254 its reverse (4521214501), we get a palindrome (5575335755).

The spelling of 1054121254 in words is "one billion, fifty-four million, one hundred twenty-one thousand, two hundred fifty-four".