40141097 has 4 divisors (see below), whose sum is σ = 42502356. Its totient is φ = 37779840.

The previous prime is 40141069. The next prime is 40141109. The reversal of 40141097 is 79014104.

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 32501401 + 7639696 = 5701^2 + 2764^2 .

It is a cyclic number.

It is not a de Polignac number, because 40141097 - 2⁶ = 40141033 is a prime.

It is a super-2 number, since 2×40141097² = 3222615336726818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40141037) 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, 1180604 + ... + 1180637.

It is an arithmetic number, because the mean of its divisors is an integer number (10625589).

Almost surely, 2^40141097 is an apocalyptic number.

It is an amenable number.

40141097 is a deficient number, since it is larger than the sum of its proper divisors (2361259).

40141097 is a wasteful number, since it uses less digits than its factorization.

40141097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361258.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 40141097 is about 6335.7001980839. The cubic root of 40141097 is about 342.3968382363.

The spelling of 40141097 in words is "forty million, one hundred forty-one thousand, ninety-seven".