151405049 has 2 divisors, whose sum is σ = 151405050. Its totient is φ = 151405048.

The previous prime is 151405003. The next prime is 151405057. The reversal of 151405049 is 940504151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126405049 + 25000000 = 11243^2 + 5000^2 .

It is a cyclic number.

It is not a de Polignac number, because 151405049 - 2⁸ = 151404793 is a prime.

It is not a weakly prime, because it can be changed into another prime (151405099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75702524 + 75702525.

It is an arithmetic number, because the mean of its divisors is an integer number (75702525).

Almost surely, 2^151405049 is an apocalyptic number.

It is an amenable number.

151405049 is a deficient number, since it is larger than the sum of its proper divisors (1).

151405049 is an equidigital number, since it uses as much as digits as its factorization.

151405049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 151405049 is about 12304.6758998358. The cubic root of 151405049 is about 532.9831174318.

The spelling of 151405049 in words is "one hundred fifty-one million, four hundred five thousand, forty-nine".