151961443 has 2 divisors, whose sum is σ = 151961444. Its totient is φ = 151961442.

The previous prime is 151961401. The next prime is 151961471. The reversal of 151961443 is 344169151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151961443 - 2¹³ = 151953251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 151961399 and 151961408.

It is not a weakly prime, because it can be changed into another prime (151961543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75980721 + 75980722.

It is an arithmetic number, because the mean of its divisors is an integer number (75980722).

Almost surely, 2^151961443 is an apocalyptic number.

151961443 is a deficient number, since it is larger than the sum of its proper divisors (1).

151961443 is an equidigital number, since it uses as much as digits as its factorization.

151961443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 34.

The square root of 151961443 is about 12327.2642139284. The cubic root of 151961443 is about 533.6352006816.

The spelling of 151961443 in words is "one hundred fifty-one million, nine hundred sixty-one thousand, four hundred forty-three".