1051401018 has 16 divisors (see below), whose sum is σ = 2103225120. Its totient is φ = 350396496.

The previous prime is 1051400993. The next prime is 1051401037. The reversal of 1051401018 is 8101041501.

It is a happy number.

It is a super-3 number, since 3×1051401018³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1051400985 and 1051401003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21288 + ... + 50556.

It is an arithmetic number, because the mean of its divisors is an integer number (131451570).

Almost surely, 2^1051401018 is an apocalyptic number.

1051401018 is an abundant number, since it is smaller than the sum of its proper divisors (1051824102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051401018 is a wasteful number, since it uses less digits than its factorization.

1051401018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35261.

The product of its (nonzero) digits is 160, while the sum is 21.

The square root of 1051401018 is about 32425.3144626232. The cubic root of 1051401018 is about 1016.8482160897.

Adding to 1051401018 its reverse (8101041501), we get a palindrome (9152442519).

The spelling of 1051401018 in words is "one billion, fifty-one million, four hundred one thousand, eighteen".