1226625001 has 8 divisors (see below), whose sum is σ = 1403676864. Its totient is φ = 1050028080.

The previous prime is 1226624939. The next prime is 1226625077. The reversal of 1226625001 is 1005266221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1226625001 - 2¹⁵ = 1226592233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1226625401) 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 7 ways as a sum of consecutive naturals, for example, 107935 + ... + 118756.

It is an arithmetic number, because the mean of its divisors is an integer number (175459608).

Almost surely, 2^1226625001 is an apocalyptic number.

It is an amenable number.

1226625001 is a deficient number, since it is larger than the sum of its proper divisors (177051863).

1226625001 is an equidigital number, since it uses as much as digits as its factorization.

1226625001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227471.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1226625001 is about 35023.2066064774. The cubic root of 1226625001 is about 1070.4603955215.

The spelling of 1226625001 in words is "one billion, two hundred twenty-six million, six hundred twenty-five thousand, one".