3751678157 has 2 divisors, whose sum is σ = 3751678158. Its totient is φ = 3751678156.

The previous prime is 3751678141. The next prime is 3751678169. The reversal of 3751678157 is 7518761573.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2577999076 + 1173679081 = 50774^2 + 34259^2 .

It is a cyclic number.

It is not a de Polignac number, because 3751678157 - 2⁴ = 3751678141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3751678657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1875839078 + 1875839079.

It is an arithmetic number, because the mean of its divisors is an integer number (1875839079).

Almost surely, 2^3751678157 is an apocalyptic number.

It is an amenable number.

3751678157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3751678157 is an equidigital number, since it uses as much as digits as its factorization.

3751678157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1234800, while the sum is 50.

The square root of 3751678157 is about 61250.9441314989. The cubic root of 3751678157 is about 1553.8479705921.

The spelling of 3751678157 in words is "three billion, seven hundred fifty-one million, six hundred seventy-eight thousand, one hundred fifty-seven".