7346542157 has 2 divisors, whose sum is σ = 7346542158. Its totient is φ = 7346542156.

The previous prime is 7346542123. The next prime is 7346542169. The reversal of 7346542157 is 7512456437.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4983512836 + 2363029321 = 70594^2 + 48611^2 .

It is a cyclic number.

It is not a de Polignac number, because 7346542157 - 2¹⁸ = 7346280013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7346502157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3673271078 + 3673271079.

It is an arithmetic number, because the mean of its divisors is an integer number (3673271079).

Almost surely, 2^7346542157 is an apocalyptic number.

It is an amenable number.

7346542157 is a deficient number, since it is larger than the sum of its proper divisors (1).

7346542157 is an equidigital number, since it uses as much as digits as its factorization.

7346542157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 705600, while the sum is 44.

The square root of 7346542157 is about 85711.9720750841. The cubic root of 7346542157 is about 1943.9913359881.

The spelling of 7346542157 in words is "seven billion, three hundred forty-six million, five hundred forty-two thousand, one hundred fifty-seven".