356054197 has 2 divisors, whose sum is σ = 356054198. Its totient is φ = 356054196.

The previous prime is 356054131. The next prime is 356054207. The reversal of 356054197 is 791450653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 256832676 + 99221521 = 16026^2 + 9961^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-356054197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356054297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178027098 + 178027099.

It is an arithmetic number, because the mean of its divisors is an integer number (178027099).

Almost surely, 2^356054197 is an apocalyptic number.

It is an amenable number.

356054197 is a deficient number, since it is larger than the sum of its proper divisors (1).

356054197 is an equidigital number, since it uses as much as digits as its factorization.

356054197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 356054197 is about 18869.3984270829. The cubic root of 356054197 is about 708.7700699266.

The spelling of 356054197 in words is "three hundred fifty-six million, fifty-four thousand, one hundred ninety-seven".