1226026451 has 8 divisors (see below), whose sum is σ = 1398003264. Its totient is φ = 1065144960.

The previous prime is 1226026427. The next prime is 1226026453. The reversal of 1226026451 is 1546206221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1226026451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1226026453) 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, 2773595 + ... + 2774036.

It is an arithmetic number, because the mean of its divisors is an integer number (174750408).

Almost surely, 2^1226026451 is an apocalyptic number.

1226026451 is a deficient number, since it is larger than the sum of its proper divisors (171976813).

1226026451 is a wasteful number, since it uses less digits than its factorization.

1226026451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5547661.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1226026451 is about 35014.6605152756. The cubic root of 1226026451 is about 1070.2862514774.

The spelling of 1226026451 in words is "one billion, two hundred twenty-six million, twenty-six thousand, four hundred fifty-one".