3154243387 has 2 divisors, whose sum is σ = 3154243388. Its totient is φ = 3154243386.

The previous prime is 3154243361. The next prime is 3154243403. The reversal of 3154243387 is 7833424513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3154243387 - 2⁷ = 3154243259 is a prime.

It is not a weakly prime, because it can be changed into another prime (3154543387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1577121693 + 1577121694.

It is an arithmetic number, because the mean of its divisors is an integer number (1577121694).

Almost surely, 2^3154243387 is an apocalyptic number.

3154243387 is a deficient number, since it is larger than the sum of its proper divisors (1).

3154243387 is an equidigital number, since it uses as much as digits as its factorization.

3154243387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 40.

The square root of 3154243387 is about 56162.6511749579. The cubic root of 3154243387 is about 1466.5551536487. Note that the first 3 decimals are identical.

The spelling of 3154243387 in words is "three billion, one hundred fifty-four million, two hundred forty-three thousand, three hundred eighty-seven".