355677061 has 2 divisors, whose sum is σ = 355677062. Its totient is φ = 355677060.

The previous prime is 355677053. The next prime is 355677067. The reversal of 355677061 is 160776553.

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., 179292100 + 176384961 = 13390^2 + 13281^2 .

It is a cyclic number.

It is not a de Polignac number, because 355677061 - 2³ = 355677053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (355677067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177838530 + 177838531.

It is an arithmetic number, because the mean of its divisors is an integer number (177838531).

Almost surely, 2^355677061 is an apocalyptic number.

It is an amenable number.

355677061 is a deficient number, since it is larger than the sum of its proper divisors (1).

355677061 is an equidigital number, since it uses as much as digits as its factorization.

355677061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 355677061 is about 18859.4024560695. The cubic root of 355677061 is about 708.5197361820.

The spelling of 355677061 in words is "three hundred fifty-five million, six hundred seventy-seven thousand, sixty-one".