1054628859 has 4 divisors (see below), whose sum is σ = 1406171816. Its totient is φ = 703085904.

The previous prime is 1054628837. The next prime is 1054628863. The reversal of 1054628859 is 9588264501.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1054628859 - 2¹² = 1054624763 is a prime.

It is a super-2 number, since 2×1054628859² = 2224484060471283762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1054628359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175771474 + ... + 175771479.

It is an arithmetic number, because the mean of its divisors is an integer number (351542954).

Almost surely, 2^1054628859 is an apocalyptic number.

1054628859 is a deficient number, since it is larger than the sum of its proper divisors (351542957).

1054628859 is an equidigital number, since it uses as much as digits as its factorization.

1054628859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351542956.

The product of its (nonzero) digits is 691200, while the sum is 48.

The square root of 1054628859 is about 32475.0497921096. The cubic root of 1054628859 is about 1017.8877405504.

The spelling of 1054628859 in words is "one billion, fifty-four million, six hundred twenty-eight thousand, eight hundred fifty-nine".