5112021401 has 4 divisors (see below), whose sum is σ = 5112735012. Its totient is φ = 5111307792.

The previous prime is 5112021367. The next prime is 5112021419. The reversal of 5112021401 is 1041202115.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3750337600 + 1361683801 = 61240^2 + 36901^2 .

It is a cyclic number.

It is not a de Polignac number, because 5112021401 - 2⁶ = 5112021337 is a prime.

It is a super-2 number, since 2×5112021401² = 52265525608564005602, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5112021401.

It is not an unprimeable number, because it can be changed into a prime (5112021451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345950 + ... + 360423.

It is an arithmetic number, because the mean of its divisors is an integer number (1278183753).

Almost surely, 2^5112021401 is an apocalyptic number.

It is an amenable number.

5112021401 is a deficient number, since it is larger than the sum of its proper divisors (713611).

5112021401 is an equidigital number, since it uses as much as digits as its factorization.

5112021401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713610.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 5112021401 is about 71498.4013877233. The cubic root of 5112021401 is about 1722.6520068667.

Adding to 5112021401 its reverse (1041202115), we get a palindrome (6153223516).

The spelling of 5112021401 in words is "five billion, one hundred twelve million, twenty-one thousand, four hundred one".