1204164059 has 4 divisors (see below), whose sum is σ = 1376187504. Its totient is φ = 1032140616.

The previous prime is 1204164053. The next prime is 1204164061. The reversal of 1204164059 is 9504614021.

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

It is a cyclic number.

It is not a de Polignac number, because 1204164059 - 2¹⁶ = 1204098523 is a prime.

It is a super-2 number, since 2×1204164059² = 2900022161974710962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1204164053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86011712 + ... + 86011725.

It is an arithmetic number, because the mean of its divisors is an integer number (344046876).

Almost surely, 2^1204164059 is an apocalyptic number.

1204164059 is a deficient number, since it is larger than the sum of its proper divisors (172023445).

1204164059 is an equidigital number, since it uses as much as digits as its factorization.

1204164059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172023444.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 1204164059 is about 34701.0671161565. The cubic root of 1204164059 is about 1063.8863093304.

The spelling of 1204164059 in words is "one billion, two hundred four million, one hundred sixty-four thousand, fifty-nine".