1054521570 has 32 divisors (see below), whose sum is σ = 2531710080. Its totient is φ = 281110400.

The previous prime is 1054521547. The next prime is 1054521583. The reversal of 1054521570 is 751254501.

It is a super-2 number, since 2×1054521570² = 2224031483190529800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 157246 + ... + 163814.

It is an arithmetic number, because the mean of its divisors is an integer number (79115940).

Almost surely, 2^1054521570 is an apocalyptic number.

1054521570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1054521570 is an abundant number, since it is smaller than the sum of its proper divisors (1477188510).

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

1054521570 is a wasteful number, since it uses less digits than its factorization.

1054521570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11930.

The product of its (nonzero) digits is 7000, while the sum is 30.

The square root of 1054521570 is about 32473.3978819587. The cubic root of 1054521570 is about 1017.8532222898.

The spelling of 1054521570 in words is "one billion, fifty-four million, five hundred twenty-one thousand, five hundred seventy".