75275051 has 2 divisors, whose sum is σ = 75275052. Its totient is φ = 75275050.

The previous prime is 75275047. The next prime is 75275087. The reversal of 75275051 is 15057257.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75275051 - 2² = 75275047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75274999 and 75275017.

It is not a weakly prime, because it can be changed into another prime (75275041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37637525 + 37637526.

It is an arithmetic number, because the mean of its divisors is an integer number (37637526).

Almost surely, 2^75275051 is an apocalyptic number.

75275051 is a deficient number, since it is larger than the sum of its proper divisors (1).

75275051 is an equidigital number, since it uses as much as digits as its factorization.

75275051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12250, while the sum is 32.

The square root of 75275051 is about 8676.1195819329. The cubic root of 75275051 is about 422.2312303890.

The spelling of 75275051 in words is "seventy-five million, two hundred seventy-five thousand, fifty-one".