4149501157 has 4 divisors (see below), whose sum is σ = 4189787680. Its totient is φ = 4109214636.

The previous prime is 4149501131. The next prime is 4149501217. The reversal of 4149501157 is 7511059414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4149501157 - 2¹⁹ = 4148976869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4149301157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20143107 + ... + 20143312.

It is an arithmetic number, because the mean of its divisors is an integer number (1047446920).

Almost surely, 2^4149501157 is an apocalyptic number.

It is an amenable number.

4149501157 is a deficient number, since it is larger than the sum of its proper divisors (40286523).

4149501157 is a wasteful number, since it uses less digits than its factorization.

4149501157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40286522.

The product of its (nonzero) digits is 25200, while the sum is 37.

The square root of 4149501157 is about 64416.6217447019. The cubic root of 4149501157 is about 1606.9361838790.

The spelling of 4149501157 in words is "four billion, one hundred forty-nine million, five hundred one thousand, one hundred fifty-seven".