1061147400 has 96 divisors (see below), whose sum is σ = 3308895360. Its totient is φ = 281309440.

The previous prime is 1061147377. The next prime is 1061147419. The reversal of 1061147400 is 47411601.

It is a super-2 number, since 2×1061147400² = 2252067609053520000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98689 + ... + 108911.

It is an arithmetic number, because the mean of its divisors is an integer number (34467660).

Almost surely, 2^1061147400 is an apocalyptic number.

1061147400 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 1061147400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1654447680).

1061147400 is an abundant number, since it is smaller than the sum of its proper divisors (2247747960).

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

1061147400 is a wasteful number, since it uses less digits than its factorization.

1061147400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10415 (or 10406 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1061147400 is about 32575.2574817146. The cubic root of 1061147400 is about 1019.9805840210.

The spelling of 1061147400 in words is "one billion, sixty-one million, one hundred forty-seven thousand, four hundred".