137203007 has 2 divisors, whose sum is σ = 137203008. Its totient is φ = 137203006.

The previous prime is 137202991. The next prime is 137203019. The reversal of 137203007 is 700302731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137203007 - 2⁴ = 137202991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137203037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68601503 + 68601504.

It is an arithmetic number, because the mean of its divisors is an integer number (68601504).

Almost surely, 2^137203007 is an apocalyptic number.

137203007 is a deficient number, since it is larger than the sum of its proper divisors (1).

137203007 is an equidigital number, since it uses as much as digits as its factorization.

137203007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 137203007 is about 11713.3687297891. The cubic root of 137203007 is about 515.7681777694.

Adding to 137203007 its reverse (700302731), we get a palindrome (837505738).

The spelling of 137203007 in words is "one hundred thirty-seven million, two hundred three thousand, seven".