5401021401 has 48 divisors (see below), whose sum is σ = 8051883840. Its totient is φ = 3487610880.

The previous prime is 5401021369. The next prime is 5401021429. The reversal of 5401021401 is 1041201045.

It is not a de Polignac number, because 5401021401 - 2⁵ = 5401021369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5401021481) 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 47 ways as a sum of consecutive naturals, for example, 9491845 + ... + 9492413.

It is an arithmetic number, because the mean of its divisors is an integer number (167747580).

Almost surely, 2^5401021401 is an apocalyptic number.

It is an amenable number.

5401021401 is a deficient number, since it is larger than the sum of its proper divisors (2650862439).

5401021401 is a wasteful number, since it uses less digits than its factorization.

5401021401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886 (or 883 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 5401021401 is about 73491.6417084283. The cubic root of 5401021401 is about 1754.5212505706.

Adding to 5401021401 its reverse (1041201045), we get a palindrome (6442222446).

The spelling of 5401021401 in words is "five billion, four hundred one million, twenty-one thousand, four hundred one".