1204153223 has 12 divisors (see below), whose sum is σ = 1490179248. Its totient is φ = 952735680.

The previous prime is 1204153211. The next prime is 1204153259. The reversal of 1204153223 is 3223514021.

It is not a de Polignac number, because 1204153223 - 2²² = 1199958919 is a prime.

It is a super-2 number, since 2×1204153223² = 2899969968922575458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204153273) 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, 507758 + ... + 510123.

It is an arithmetic number, because the mean of its divisors is an integer number (124181604).

Almost surely, 2^1204153223 is an apocalyptic number.

1204153223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1204153223 is a deficient number, since it is larger than the sum of its proper divisors (286026025).

1204153223 is a wasteful number, since it uses less digits than its factorization.

1204153223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017914 (or 1017901 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1204153223 is about 34700.9109822783. The cubic root of 1204153223 is about 1063.8831180967.

Adding to 1204153223 its reverse (3223514021), we get a palindrome (4427667244).

The spelling of 1204153223 in words is "one billion, two hundred four million, one hundred fifty-three thousand, two hundred twenty-three".