1601153199 has 12 divisors (see below), whose sum is σ = 2434502200. Its totient is φ = 1011254544.

The previous prime is 1601153179. The next prime is 1601153201. The reversal of 1601153199 is 9913511061.

It is a happy number.

1601153199 is a `hidden beast` number, since 1 + 601 + 15 + 31 + 9 + 9 = 666.

It is not a de Polignac number, because 1601153199 - 2⁵ = 1601153167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601153159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4681564 + ... + 4681905.

Almost surely, 2^1601153199 is an apocalyptic number.

1601153199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1601153199 is a deficient number, since it is larger than the sum of its proper divisors (833349001).

1601153199 is a wasteful number, since it uses less digits than its factorization.

1601153199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9363494 (or 9363491 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 36.

The square root of 1601153199 is about 40014.4123910373. The cubic root of 1601153199 is about 1169.8880256635. Note that the first 3 decimals are identical.

The spelling of 1601153199 in words is "one billion, six hundred one million, one hundred fifty-three thousand, one hundred ninety-nine".