40141154 has 4 divisors (see below), whose sum is σ = 60211734. Its totient is φ = 20070576.

The previous prime is 40141147. The next prime is 40141159. The reversal of 40141154 is 45114104.

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., 39753025 + 388129 = 6305^2 + 623^2 .

It is a super-2 number, since 2×40141154² = 3222624488903432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40141159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10035287 + ... + 10035290.

Almost surely, 2^40141154 is an apocalyptic number.

40141154 is a deficient number, since it is larger than the sum of its proper divisors (20070580).

40141154 is a wasteful number, since it uses less digits than its factorization.

40141154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20070579.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 40141154 is about 6335.7046964012. The cubic root of 40141154 is about 342.3970003031.

Adding to 40141154 its reverse (45114104), we get a palindrome (85255258).

The spelling of 40141154 in words is "forty million, one hundred forty-one thousand, one hundred fifty-four".