7375505479 has 2 divisors, whose sum is σ = 7375505480. Its totient is φ = 7375505478.

The previous prime is 7375505441. The next prime is 7375505497. The reversal of 7375505479 is 9745055737.

Together with next prime (7375505497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7375505479 - 2¹³ = 7375497287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7375505779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3687752739 + 3687752740.

It is an arithmetic number, because the mean of its divisors is an integer number (3687752740).

Almost surely, 2^7375505479 is an apocalyptic number.

7375505479 is a deficient number, since it is larger than the sum of its proper divisors (1).

7375505479 is an equidigital number, since it uses as much as digits as its factorization.

7375505479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4630500, while the sum is 52.

The square root of 7375505479 is about 85880.7631486819. The cubic root of 7375505479 is about 1946.5426776085.

The spelling of 7375505479 in words is "seven billion, three hundred seventy-five million, five hundred five thousand, four hundred seventy-nine".