1206624955 has 4 divisors (see below), whose sum is σ = 1447949952. Its totient is φ = 965299960.

The previous prime is 1206624949. The next prime is 1206624967. The reversal of 1206624955 is 5594266021.

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

It is not a de Polignac number, because 1206624955 - 2⁹ = 1206624443 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120662491 + ... + 120662500.

It is an arithmetic number, because the mean of its divisors is an integer number (361987488).

Almost surely, 2^1206624955 is an apocalyptic number.

1206624955 is a deficient number, since it is larger than the sum of its proper divisors (241324997).

1206624955 is an equidigital number, since it uses as much as digits as its factorization.

1206624955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241324996.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 1206624955 is about 34736.5075245051. The cubic root of 1206624955 is about 1064.6105550727.

The spelling of 1206624955 in words is "one billion, two hundred six million, six hundred twenty-four thousand, nine hundred fifty-five".