151117537 has 2 divisors, whose sum is σ = 151117538. Its totient is φ = 151117536.

The previous prime is 151117501. The next prime is 151117543. The reversal of 151117537 is 735711151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93721761 + 57395776 = 9681^2 + 7576^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151117537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 151117499 and 151117508.

It is not a weakly prime, because it can be changed into another prime (151117597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75558768 + 75558769.

It is an arithmetic number, because the mean of its divisors is an integer number (75558769).

Almost surely, 2^151117537 is an apocalyptic number.

It is an amenable number.

151117537 is a deficient number, since it is larger than the sum of its proper divisors (1).

151117537 is an equidigital number, since it uses as much as digits as its factorization.

151117537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3675, while the sum is 31.

The square root of 151117537 is about 12292.9873098446. The cubic root of 151117537 is about 532.6455326028.

Adding to 151117537 its reverse (735711151), we get a palindrome (886828688).

The spelling of 151117537 in words is "one hundred fifty-one million, one hundred seventeen thousand, five hundred thirty-seven".