1051465000 has 80 divisors (see below), whose sum is σ = 2486719620. Its totient is φ = 416640000.

The previous prime is 1051464989. The next prime is 1051465003. The reversal of 1051465000 is 5641501.

It can be written as a sum of positive squares in 10 ways, for example, as 731269764 + 320195236 = 27042^2 + 17894^2 .

It is a super-2 number, since 2×1051465000² = 2211157292450000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051465003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 564070 + ... + 565930.

Almost surely, 2^1051465000 is an apocalyptic number.

1051465000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051465000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1243359810).

1051465000 is an abundant number, since it is smaller than the sum of its proper divisors (1435254620).

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

1051465000 is a wasteful number, since it uses less digits than its factorization.

1051465000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000 (or 1981 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1051465000 is about 32426.3010533116. The cubic root of 1051465000 is about 1016.8688421121.

The spelling of 1051465000 in words is "one billion, fifty-one million, four hundred sixty-five thousand".