40767151 has 4 divisors (see below), whose sum is σ = 40896072. Its totient is φ = 40638232.

The previous prime is 40767121. The next prime is 40767163. The reversal of 40767151 is 15176704.

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

It is a cyclic number.

It is not a de Polignac number, because 40767151 - 2¹¹ = 40765103 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40767101) 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, 63985 + ... + 64618.

It is an arithmetic number, because the mean of its divisors is an integer number (10224018).

Almost surely, 2^40767151 is an apocalyptic number.

40767151 is a deficient number, since it is larger than the sum of its proper divisors (128921).

40767151 is a wasteful number, since it uses less digits than its factorization.

40767151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128920.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 40767151 is about 6384.9158960788. The cubic root of 40767151 is about 344.1677088094.

The spelling of 40767151 in words is "forty million, seven hundred sixty-seven thousand, one hundred fifty-one".