1275426201 has 8 divisors (see below), whose sum is σ = 1943506624. Its totient is φ = 728814960.

The previous prime is 1275426193. The next prime is 1275426227. The reversal of 1275426201 is 1026245721.

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

It is not a de Polignac number, because 1275426201 - 2³ = 1275426193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1275426101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30367270 + ... + 30367311.

It is an arithmetic number, because the mean of its divisors is an integer number (242938328).

Almost surely, 2^1275426201 is an apocalyptic number.

It is an amenable number.

1275426201 is a deficient number, since it is larger than the sum of its proper divisors (668080423).

1275426201 is an equidigital number, since it uses as much as digits as its factorization.

1275426201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60734591.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 1275426201 is about 35713.1096517791. The cubic root of 1275426201 is about 1084.4722531306.

The spelling of 1275426201 in words is "one billion, two hundred seventy-five million, four hundred twenty-six thousand, two hundred one".