1047254387 has 2 divisors, whose sum is σ = 1047254388. Its totient is φ = 1047254386.

The previous prime is 1047254359. The next prime is 1047254413. The reversal of 1047254387 is 7834527401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1047254387 - 2⁶ = 1047254323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1047254317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523627193 + 523627194.

It is an arithmetic number, because the mean of its divisors is an integer number (523627194).

Almost surely, 2^1047254387 is an apocalyptic number.

1047254387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047254387 is an equidigital number, since it uses as much as digits as its factorization.

1047254387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 1047254387 is about 32361.3100321974. The cubic root of 1047254387 is about 1015.5096688882.

The spelling of 1047254387 in words is "one billion, forty-seven million, two hundred fifty-four thousand, three hundred eighty-seven".