1262272201 has 8 divisors (see below), whose sum is σ = 1333616000. Its totient is φ = 1191419280.

The previous prime is 1262272199. The next prime is 1262272213. The reversal of 1262272201 is 1022722621.

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 1262272201 - 2¹ = 1262272199 is a prime.

It is a super-2 number, since 2×1262272201² = 3186662218834768802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1262272261) 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, 117426 + ... + 127723.

It is an arithmetic number, because the mean of its divisors is an integer number (166702000).

Almost surely, 2^1262272201 is an apocalyptic number.

It is an amenable number.

1262272201 is a deficient number, since it is larger than the sum of its proper divisors (71343799).

1262272201 is a wasteful number, since it uses less digits than its factorization.

1262272201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245439.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1262272201 is about 35528.4702879254. The cubic root of 1262272201 is about 1080.7311581305.

Adding to 1262272201 its reverse (1022722621), we get a palindrome (2284994822).

The spelling of 1262272201 in words is "one billion, two hundred sixty-two million, two hundred seventy-two thousand, two hundred one".