137002447 has 2 divisors, whose sum is σ = 137002448. Its totient is φ = 137002446.

The previous prime is 137002433. The next prime is 137002469. The reversal of 137002447 is 744200731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137002447 - 2⁷ = 137002319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137002487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68501223 + 68501224.

It is an arithmetic number, because the mean of its divisors is an integer number (68501224).

Almost surely, 2^137002447 is an apocalyptic number.

137002447 is a deficient number, since it is larger than the sum of its proper divisors (1).

137002447 is an equidigital number, since it uses as much as digits as its factorization.

137002447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 137002447 is about 11704.8044409123. The cubic root of 137002447 is about 515.5167427798.

The spelling of 137002447 in words is "one hundred thirty-seven million, two thousand, four hundred forty-seven".