1201214043 has 20 divisors (see below), whose sum is σ = 1814578920. Its totient is φ = 791806752.

The previous prime is 1201213973. The next prime is 1201214057. The reversal of 1201214043 is 3404121021.

It is not a de Polignac number, because 1201214043 - 2⁸ = 1201213787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201214083) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 76105 + ... + 90522.

It is an arithmetic number, because the mean of its divisors is an integer number (90728946).

Almost surely, 2^1201214043 is an apocalyptic number.

1201214043 is a deficient number, since it is larger than the sum of its proper divisors (613364877).

1201214043 is an equidigital number, since it uses as much as digits as its factorization.

1201214043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166728 (or 166719 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1201214043 is about 34658.5349228729. The cubic root of 1201214043 is about 1063.0168131747.

Adding to 1201214043 its reverse (3404121021), we get a palindrome (4605335064).

The spelling of 1201214043 in words is "one billion, two hundred one million, two hundred fourteen thousand, forty-three".