149971463 has 2 divisors, whose sum is σ = 149971464. Its totient is φ = 149971462.

The previous prime is 149971457. The next prime is 149971469. The reversal of 149971463 is 364179941.

It is a balanced prime because it is at equal distance from previous prime (149971457) and next prime (149971469).

It is a cyclic number.

It is not a de Polignac number, because 149971463 - 2⁴ = 149971447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149971469) 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, 74985731 + 74985732.

It is an arithmetic number, because the mean of its divisors is an integer number (74985732).

Almost surely, 2^149971463 is an apocalyptic number.

149971463 is a deficient number, since it is larger than the sum of its proper divisors (1).

149971463 is an equidigital number, since it uses as much as digits as its factorization.

149971463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 44.

The square root of 149971463 is about 12246.2836403539. The cubic root of 149971463 is about 531.2955879126.

The spelling of 149971463 in words is "one hundred forty-nine million, nine hundred seventy-one thousand, four hundred sixty-three".