1601489130 has 32 divisors (see below), whose sum is σ = 3947457024. Its totient is φ = 415521216.

The previous prime is 1601489129. The next prime is 1601489137. The reversal of 1601489130 is 319841061.

It is a junction number, because it is equal to n+sod(n) for n = 1601489091 and 1601489100.

It is not an unprimeable number, because it can be changed into a prime (1601489137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 720282 + ... + 722501.

It is an arithmetic number, because the mean of its divisors is an integer number (123358032).

Almost surely, 2^1601489130 is an apocalyptic number.

1601489130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1601489130 is an abundant number, since it is smaller than the sum of its proper divisors (2345967894).

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

1601489130 is a wasteful number, since it uses less digits than its factorization.

1601489130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442830.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 1601489130 is about 40018.6097959437. The cubic root of 1601489130 is about 1169.9698363178.

The spelling of 1601489130 in words is "one billion, six hundred one million, four hundred eighty-nine thousand, one hundred thirty".