137433811 has 2 divisors, whose sum is σ = 137433812. Its totient is φ = 137433810.

The previous prime is 137433787. The next prime is 137433841. The reversal of 137433811 is 118334731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137433811 - 2⁹ = 137433299 is a prime.

It is not a weakly prime, because it can be changed into another prime (137433841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68716905 + 68716906.

It is an arithmetic number, because the mean of its divisors is an integer number (68716906).

Almost surely, 2^137433811 is an apocalyptic number.

137433811 is a deficient number, since it is larger than the sum of its proper divisors (1).

137433811 is an equidigital number, since it uses as much as digits as its factorization.

137433811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 137433811 is about 11723.2167513870. The cubic root of 137433811 is about 516.0572255404.

The spelling of 137433811 in words is "one hundred thirty-seven million, four hundred thirty-three thousand, eight hundred eleven".