1073978351 has 2 divisors, whose sum is σ = 1073978352. Its totient is φ = 1073978350.

The previous prime is 1073978303. The next prime is 1073978359. The reversal of 1073978351 is 1538793701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1073978351 - 2³⁰ = 236527 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1073978359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536989175 + 536989176.

It is an arithmetic number, because the mean of its divisors is an integer number (536989176).

Almost surely, 2^1073978351 is an apocalyptic number.

1073978351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1073978351 is an equidigital number, since it uses as much as digits as its factorization.

1073978351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 44.

The square root of 1073978351 is about 32771.6089168658. The cubic root of 1073978351 is about 1024.0751843880.

The spelling of 1073978351 in words is "one billion, seventy-three million, nine hundred seventy-eight thousand, three hundred fifty-one".