1043120146 has 4 divisors (see below), whose sum is σ = 1564680222. Its totient is φ = 521560072.

The previous prime is 1043120131. The next prime is 1043120201. The reversal of 1043120146 is 6410213401.

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

It can be written as a sum of positive squares in only one way, i.e., 935686921 + 107433225 = 30589^2 + 10365^2 .

It is a super-2 number, since 2×1043120146² = 2176199277982122632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260780035 + ... + 260780038.

Almost surely, 2^1043120146 is an apocalyptic number.

1043120146 is a deficient number, since it is larger than the sum of its proper divisors (521560076).

1043120146 is an equidigital number, since it uses as much as digits as its factorization.

1043120146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521560075.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1043120146 is about 32297.3705740885. The cubic root of 1043120146 is about 1014.1715990659.

Adding to 1043120146 its reverse (6410213401), we get a palindrome (7453333547).

The spelling of 1043120146 in words is "one billion, forty-three million, one hundred twenty thousand, one hundred forty-six".