1203229601 has 4 divisors (see below), whose sum is σ = 1375119552. Its totient is φ = 1031339652.

The previous prime is 1203229597. The next prime is 1203229619. The reversal of 1203229601 is 1069223021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1069223021 = 19853 ⋅53857.

It is not a de Polignac number, because 1203229601 - 2² = 1203229597 is a prime.

It is a super-2 number, since 2×1203229601² = 2895522945445238402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203229661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85944965 + ... + 85944978.

It is an arithmetic number, because the mean of its divisors is an integer number (343779888).

Almost surely, 2^1203229601 is an apocalyptic number.

It is an amenable number.

1203229601 is a deficient number, since it is larger than the sum of its proper divisors (171889951).

1203229601 is an equidigital number, since it uses as much as digits as its factorization.

1203229601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171889950.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1203229601 is about 34687.6001043601. The cubic root of 1203229601 is about 1063.6110383270.

The spelling of 1203229601 in words is "one billion, two hundred three million, two hundred twenty-nine thousand, six hundred one".