40151401 has 12 divisors (see below), whose sum is σ = 41759760. Its totient is φ = 38601360.

The previous prime is 40151381. The next prime is 40151407. The reversal of 40151401 is 10415104.

It is not a de Polignac number, because 40151401 - 2¹¹ = 40149353 is a prime.

It is a super-2 number, since 2×40151401² = 3224270004525602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40151407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190186 + ... + 190396.

It is an arithmetic number, because the mean of its divisors is an integer number (3479980).

Almost surely, 2^40151401 is an apocalyptic number.

It is an amenable number.

40151401 is a deficient number, since it is larger than the sum of its proper divisors (1608359).

40151401 is a wasteful number, since it uses less digits than its factorization.

40151401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 40151401 is about 6336.5133156966. The cubic root of 40151401 is about 342.4261328616.

Adding to 40151401 its reverse (10415104), we get a palindrome (50566505).

The spelling of 40151401 in words is "forty million, one hundred fifty-one thousand, four hundred one".