5401021226 has 4 divisors (see below), whose sum is σ = 8101531842. Its totient is φ = 2700510612.

The previous prime is 5401021211. The next prime is 5401021229. The reversal of 5401021226 is 6221201045.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 4706646025 + 694375201 = 68605^2 + 26351^2 .

It is not an unprimeable number, because it can be changed into a prime (5401021229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1350255305 + ... + 1350255308.

Almost surely, 2^5401021226 is an apocalyptic number.

5401021226 is a deficient number, since it is larger than the sum of its proper divisors (2700510616).

5401021226 is a wasteful number, since it uses less digits than its factorization.

5401021226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700510615.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 5401021226 is about 73491.6405178167. The cubic root of 5401021226 is about 1754.5212316210.

The spelling of 5401021226 in words is "five billion, four hundred one million, twenty-one thousand, two hundred twenty-six".