1355400547 has 2 divisors, whose sum is σ = 1355400548. Its totient is φ = 1355400546.

The previous prime is 1355400533. The next prime is 1355400589. The reversal of 1355400547 is 7450045531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1355400547 - 2¹⁵ = 1355367779 is a prime.

It is a super-2 number, since 2×1355400547² = 3674221285615798418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1355400247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677700273 + 677700274.

It is an arithmetic number, because the mean of its divisors is an integer number (677700274).

Almost surely, 2^1355400547 is an apocalyptic number.

1355400547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355400547 is an equidigital number, since it uses as much as digits as its factorization.

1355400547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 1355400547 is about 36815.7649248253. The cubic root of 1355400547 is about 1106.6812506042.

The spelling of 1355400547 in words is "one billion, three hundred fifty-five million, four hundred thousand, five hundred forty-seven".